diff --git a/debian b/debian
index 965e490..b20439f 160000
--- a/debian
+++ b/debian
@@ -1 +1 @@
-Subproject commit 965e490d6438d89d477afb1f9a2cdd93f3a5d401
+Subproject commit b20439faa51ad6179ea825befbcf4e99a5ebc002
diff --git a/libchinese-segmentation/chinese-segmentation-private.h b/libchinese-segmentation/chinese-segmentation-private.h
new file mode 100644
index 0000000..3214dff
--- /dev/null
+++ b/libchinese-segmentation/chinese-segmentation-private.h
@@ -0,0 +1,33 @@
+#ifndef CHINESESEGMENTATIONPRIVATE_H
+#define CHINESESEGMENTATIONPRIVATE_H
+
+#include "chinese-segmentation.h"
+#include "cppjieba/Jieba.hpp"
+#include "cppjieba/KeywordExtractor.hpp"
+
+class ChineseSegmentationPrivate
+{
+public:
+    explicit ChineseSegmentationPrivate(ChineseSegmentation *parent = nullptr);
+    ~ChineseSegmentationPrivate();
+    vector<KeyWord> callSegment(const string& sentence);
+
+    vector<string> callMixSegmentCutStr(const string& sentence);
+    vector<Word> callMixSegmentCutWord(const string& sentence);
+    string lookUpTagOfWord(const string& word);
+    vector<pair<string, string>> getTagOfWordsInSentence(const string &sentence);
+
+    vector<Word> callFullSegment(const string& sentence);
+
+    vector<Word> callQuerySegment(const string& sentence);
+
+    vector<Word> callHMMSegment(const string& sentence);
+
+    vector<Word> callMPSegment(const string& sentence);
+
+private:
+    cppjieba::Jieba *m_jieba;
+    ChineseSegmentation *q = nullptr;
+};
+
+#endif // CHINESESEGMENTATIONPRIVATE_H
diff --git a/libchinese-segmentation/chinese-segmentation.cpp b/libchinese-segmentation/chinese-segmentation.cpp
index 3b6f04c..6a0ba23 100644
--- a/libchinese-segmentation/chinese-segmentation.cpp
+++ b/libchinese-segmentation/chinese-segmentation.cpp
@@ -19,12 +19,10 @@
  *
  */
 #include "chinese-segmentation.h"
-#include <QFileInfo>
-#include <QDebug>
-static ChineseSegmentation *global_instance_chinese_segmentation = nullptr;
-QMutex  ChineseSegmentation::m_mutex;
+#include "chinese-segmentation-private.h"
 
-ChineseSegmentation::ChineseSegmentation() {
+ChineseSegmentationPrivate::ChineseSegmentationPrivate(ChineseSegmentation *parent) : q(parent)
+{
     const char * const DICT_PATH = "/usr/share/ukui-search/res/dict/jieba.dict.utf8";
     const char * const  HMM_PATH = "/usr/share/ukui-search/res/dict/hmm_model.utf8";
     const char * const USER_DICT_PATH = "/usr/share/ukui-search/res/dict/user.dict.utf8";
@@ -38,53 +36,127 @@ ChineseSegmentation::ChineseSegmentation() {
                                   "");
 }
 
-ChineseSegmentation::~ChineseSegmentation() {
+ChineseSegmentationPrivate::~ChineseSegmentationPrivate() {
     if(m_jieba)
         delete m_jieba;
     m_jieba = nullptr;
 }
 
-ChineseSegmentation *ChineseSegmentation::getInstance() {
-    QMutexLocker locker(&m_mutex);
-    if(!global_instance_chinese_segmentation) {
-        global_instance_chinese_segmentation = new ChineseSegmentation;
-    }
-    return global_instance_chinese_segmentation;
-}
-
-QVector<SKeyWord> ChineseSegmentation::callSegement(std::string s) {
-//    std::string s;
-//    s = str.toStdString();
-//    str.squeeze();
-
+vector<KeyWord> ChineseSegmentationPrivate::callSegment(const string &sentence) {
     const size_t topk = -1;
-    std::vector<cppjieba::KeyWord> keywordres;
-    ChineseSegmentation::m_jieba->extractor.Extract(s, keywordres, topk);
-    std::string().swap(s);
-    QVector<SKeyWord> vecNeeds;
-    convert(keywordres, vecNeeds);
+    vector<KeyWord> keywordres;
+    ChineseSegmentationPrivate::m_jieba->extractor.Extract(sentence, keywordres, topk);
 
-    keywordres.clear();
-//    keywordres.shrink_to_fit();
-    return vecNeeds;
+    return keywordres;
 
 }
 
-std::vector<cppjieba::KeyWord> ChineseSegmentation::callSegementStd(const std::string &str) {
-
-    const size_t topk = -1;
-    std::vector<cppjieba::KeyWord> keywordres;
-    ChineseSegmentation::m_jieba->extractor.Extract(str, keywordres, topk);
-
+vector<string> ChineseSegmentationPrivate::callMixSegmentCutStr(const string &sentence)
+{
+    vector<string> keywordres;
+    ChineseSegmentationPrivate::m_jieba->Cut(sentence, keywordres);
     return keywordres;
 }
 
-void ChineseSegmentation::convert(std::vector<cppjieba::KeyWord> &keywordres, QVector<SKeyWord> &kw) {
-    for(auto i : keywordres) {
-        SKeyWord temp;
-        temp.word = i.word;
-        temp.offsets = QVector<size_t>::fromStdVector(i.offsets);
-        temp.weight = i.weight;
-        kw.append(temp);
-    }
+vector<Word> ChineseSegmentationPrivate::callMixSegmentCutWord(const string &sentence)
+{
+    vector<Word> keywordres;
+    ChineseSegmentationPrivate::m_jieba->Cut(sentence, keywordres);
+    return keywordres;
+}
+
+string ChineseSegmentationPrivate::lookUpTagOfWord(const string &word)
+{
+    return ChineseSegmentationPrivate::m_jieba->LookupTag(word);
+}
+
+vector<pair<string, string>> ChineseSegmentationPrivate::getTagOfWordsInSentence(const string &sentence)
+{
+     vector<pair<string, string>> words;
+     ChineseSegmentationPrivate::m_jieba->Tag(sentence, words);
+     return words;
+}
+
+vector<Word> ChineseSegmentationPrivate::callFullSegment(const string &sentence)
+{
+    vector<Word> keywordres;
+    ChineseSegmentationPrivate::m_jieba->CutAll(sentence, keywordres);
+    return keywordres;
+}
+
+vector<Word> ChineseSegmentationPrivate::callQuerySegment(const string &sentence)
+{
+    vector<Word> keywordres;
+    ChineseSegmentationPrivate::m_jieba->CutForSearch(sentence, keywordres);
+    return keywordres;
+}
+
+vector<Word> ChineseSegmentationPrivate::callHMMSegment(const string &sentence)
+{
+    vector<Word> keywordres;
+    ChineseSegmentationPrivate::m_jieba->CutHMM(sentence, keywordres);
+    return keywordres;
+}
+
+vector<Word> ChineseSegmentationPrivate::callMPSegment(const string &sentence)
+{
+    size_t maxWordLen = 512;
+    vector<Word> keywordres;
+    ChineseSegmentationPrivate::m_jieba->CutSmall(sentence, keywordres, maxWordLen);
+    return keywordres;
+}
+
+ChineseSegmentation *ChineseSegmentation::getInstance()
+{
+    static ChineseSegmentation *global_instance_chinese_segmentation = new ChineseSegmentation;
+    return global_instance_chinese_segmentation;
+}
+
+vector<KeyWord> ChineseSegmentation::callSegment(const string &sentence)
+{
+    return d->callSegment(sentence);
+}
+
+vector<string> ChineseSegmentation::callMixSegmentCutStr(const string &sentence)
+{
+    return d->callMixSegmentCutStr(sentence);
+}
+
+vector<Word> ChineseSegmentation::callMixSegmentCutWord(const string &str)
+{
+    return d->callMixSegmentCutWord(str);
+}
+
+string ChineseSegmentation::lookUpTagOfWord(const string &word)
+{
+    return d->lookUpTagOfWord(word);
+}
+
+vector<pair<string, string> > ChineseSegmentation::getTagOfWordsInSentence(const string &sentence)
+{
+    return d->getTagOfWordsInSentence(sentence);
+}
+
+vector<Word> ChineseSegmentation::callFullSegment(const string &sentence)
+{
+    return d->callFullSegment(sentence);
+}
+
+vector<Word> ChineseSegmentation::callQuerySegment(const string &sentence)
+{
+    return d->callQuerySegment(sentence);
+}
+
+vector<Word> ChineseSegmentation::callHMMSegment(const string &sentence)
+{
+    return d->callHMMSegment(sentence);
+}
+
+vector<Word> ChineseSegmentation::callMPSegment(const string &sentence)
+{
+    return d->callMPSegment(sentence);
+}
+
+ChineseSegmentation::ChineseSegmentation() : d(new ChineseSegmentationPrivate)
+{
 }
diff --git a/libchinese-segmentation/chinese-segmentation.h b/libchinese-segmentation/chinese-segmentation.h
index 63f3305..c8c7fb2 100644
--- a/libchinese-segmentation/chinese-segmentation.h
+++ b/libchinese-segmentation/chinese-segmentation.h
@@ -22,42 +22,95 @@
 #define CHINESESEGMENTATION_H
 
 #include "libchinese-segmentation_global.h"
-#include "cppjieba/Jieba.hpp"
-//#include "Logging.hpp"
-//#include "LocalVector.hpp"
-//#include "cppjieba/QuerySegment.hpp"
-#include "cppjieba/KeywordExtractor.hpp"
-#include <QVector>
-#include <QString>
-#include <QDebug>
-#include <QMutex>
-
-struct SKeyWord {
-    std::string word;
-    QVector<size_t> offsets;
-    double weight;
-    ~SKeyWord() {
-        word = std::move("");
-        offsets.clear();
-        offsets.shrink_to_fit();
-    }
-};
+#include "common-struct.h"
 
+class ChineseSegmentationPrivate;
 class CHINESESEGMENTATION_EXPORT ChineseSegmentation {
 public:
     static ChineseSegmentation *getInstance();
-    QVector<SKeyWord> callSegement(std::string s);
-    std::vector<cppjieba::KeyWord> callSegementStd(const std::string& str);
+
+    /**
+     * @brief ChineseSegmentation::callSegment
+     * 调用extractor进行关键词提取，先使用Mix方式初步分词，再使用Idf词典进行关键词提取，只包含两字以上关键词
+     *
+     * @param sentence 要提取关键词的句子
+     * @return vector<KeyWord> 存放提取后关键词的信息的容器
+     */
+    vector<KeyWord> callSegment(const string &sentence);
+
+    /**
+     * @brief ChineseSegmentation::callMixSegmentCutStr
+     * 使用Mix方法进行分词，即先使用最大概率法MP初步分词，再用隐式马尔科夫模型HMM进一步分词，可以准确切出词典已有词和未登录词，结果比较准确
+     *
+     * @param sentence 要分词的句子
+     * @return vector<string> 只存放分词后每个词的内容的容器
+     */
+    vector<string> callMixSegmentCutStr(const string& sentence);
+
+    /**
+     * @brief ChineseSegmentation::callMixSegmentCutWord
+     * 和callMixSegmentCutStr功能相同
+     * @param sentence 要分词的句子
+     * @return vector<Word> 存放分词后每个词所有信息的容器
+     */
+    vector<Word> callMixSegmentCutWord(const string& str);
+
+    /**
+     * @brief ChineseSegmentation::lookUpTagOfWord
+     * 查询word的词性
+     * @param word 要查询词性的词
+     * @return string word的词性
+     */
+    string lookUpTagOfWord(const string& word);
+
+    /**
+     * @brief ChineseSegmentation::getTagOfWordsInSentence
+     * 使用Mix分词后获取每个词的词性
+     * @param sentence 要分词的句子
+     * @return vector<pair<string, string>> 分词后的每个词的内容(firsr)和其对应的词性(second)
+     */
+    vector<pair<string, string>> getTagOfWordsInSentence(const string &sentence);
+
+    /**
+     * @brief ChineseSegmentation::callFullSegment
+     * 使用Full进行分词，Full会切出字典里所有的词。
+     * @param sentence 要分词的句子
+     * @return vector<Word> 存放分词后每个词所有信息的容器
+     */
+    vector<Word> callFullSegment(const string& sentence);
+
+    /**
+     * @brief ChineseSegmentation::callQuerySegment
+     * 使用Query进行分词，即先使用Mix，对于长词再用Full，结果最精确，但词的数量也最大
+     * @param sentence 要分词的句子
+     * @return vector<Word> 存放分词后每个词所有信息的容器
+     */
+    vector<Word> callQuerySegment(const string& sentence);
+
+    /**
+     * @brief ChineseSegmentation::callHMMSegment
+     * 使用隐式马尔科夫模型HMM进行分词
+     * @param sentence 要分词的句子
+     * @return vector<Word> 存放分词后每个词所有信息的容器
+     */
+    vector<Word> callHMMSegment(const string& sentence);
+
+    /**
+     * @brief ChineseSegmentation::callMPSegment
+     * 使用最大概率法MP进行分词
+     * @param sentence 要分词的句子
+     * @return vector<Word> 存放分词后每个词所有信息的容器
+     */
+    vector<Word> callMPSegment(const string& sentence);
 
 private:
     explicit ChineseSegmentation();
-    ~ChineseSegmentation();
-    void convert(std::vector<cppjieba::KeyWord>& keywordres, QVector<SKeyWord>& kw);
+    ~ChineseSegmentation() = default;
+    ChineseSegmentation(const ChineseSegmentation&) = delete;
+    ChineseSegmentation& operator =(const ChineseSegmentation&) = delete;
 
 private:
-    static QMutex m_mutex;
-    cppjieba::Jieba *m_jieba;
-
+    ChineseSegmentationPrivate *d = nullptr;
 };
 
 #endif // CHINESESEGMENTATION_H
diff --git a/libchinese-segmentation/common-struct.h b/libchinese-segmentation/common-struct.h
new file mode 100644
index 0000000..cf99c5a
--- /dev/null
+++ b/libchinese-segmentation/common-struct.h
@@ -0,0 +1,52 @@
+#ifndef COMMONSTRUCT_H
+#define COMMONSTRUCT_H
+
+#include <string>
+#include <vector>
+
+using namespace std;
+
+/**
+ * @brief The KeyWord struct
+ *
+ * @property word the content of keyword
+ * @property offsets the Unicode offsets, can be used to check the word pos in a sentence
+ * @property weight the weight of the keyword
+ */
+
+struct KeyWord {
+    string word;
+    vector<size_t> offsets;
+    double weight;
+    ~KeyWord() {
+        word = std::move("");
+        offsets.clear();
+        offsets.shrink_to_fit();
+    }
+};
+
+/**
+ * @brief The Word struct
+ *
+ * @property word the content of word
+ * @property offset the offset of the word(absolute pos, Chinese 3 , English 1)， can be used to check the word pos in a sentence
+ * @property unicode_offset the Unicode offset of the word
+ * @property unicode_length the Unicode length of the word
+ */
+struct Word {
+    string word;
+    uint32_t offset;
+    uint32_t unicode_offset;
+    uint32_t unicode_length;
+    Word(const string& w, uint32_t o)
+        : word(w), offset(o) {
+    }
+    Word(const string& w, uint32_t o, uint32_t unicode_offset, uint32_t unicode_length)
+        : word(w), offset(o), unicode_offset(unicode_offset), unicode_length(unicode_length) {
+    }
+    ~Word() {
+        word = std::move("");
+    }
+}; // struct Word
+
+#endif // COMMONSTRUCT_H
diff --git a/libchinese-segmentation/cppjieba/PinYinTrie.hpp b/libchinese-segmentation/cppjieba/PinYinTrie.hpp
index 1779ca3..50700bd 100644
--- a/libchinese-segmentation/cppjieba/PinYinTrie.hpp
+++ b/libchinese-segmentation/cppjieba/PinYinTrie.hpp
@@ -63,7 +63,7 @@ public:
         return false;
     }
 
-    bool isMultiTone(string &word) {
+    bool isMultiTone(const string &word) {
         if (qmap_chinese2pinyin.contains(QString::fromStdString(word)))
             return true;
 //        if (map_chinese2pinyin.contains(word))
diff --git a/libchinese-segmentation/cppjieba/Unicode.hpp b/libchinese-segmentation/cppjieba/Unicode.hpp
index 360b461..01f2e59 100644
--- a/libchinese-segmentation/cppjieba/Unicode.hpp
+++ b/libchinese-segmentation/cppjieba/Unicode.hpp
@@ -7,6 +7,7 @@
 #include <ostream>
 #include "limonp/LocalVector.hpp"
 #include "limonp/StringUtil.hpp"
+#include "common-struct.h"
 
 namespace cppjieba {
 
@@ -15,24 +16,24 @@ using std::vector;
 
 typedef uint32_t Rune;
 
-struct KeyWord {
-    string word;
-    vector<size_t> offsets;
-    double weight;
-}; // struct Word
+//struct KeyWord {
+//    string word;
+//    vector<size_t> offsets;
+//    double weight;
+//}; // struct Word
 
-struct Word {
-    string word;
-    uint32_t offset;
-    uint32_t unicode_offset;
-    uint32_t unicode_length;
-    Word(const string& w, uint32_t o)
-        : word(w), offset(o) {
-    }
-    Word(const string& w, uint32_t o, uint32_t unicode_offset, uint32_t unicode_length)
-        : word(w), offset(o), unicode_offset(unicode_offset), unicode_length(unicode_length) {
-    }
-}; // struct Word
+//struct Word {
+//    string word;
+//    uint32_t offset;
+//    uint32_t unicode_offset;
+//    uint32_t unicode_length;
+//    Word(const string& w, uint32_t o)
+//        : word(w), offset(o) {
+//    }
+//    Word(const string& w, uint32_t o, uint32_t unicode_offset, uint32_t unicode_length)
+//        : word(w), offset(o), unicode_offset(unicode_offset), unicode_length(unicode_length) {
+//    }
+//}; // struct Word
 
 inline std::ostream& operator << (std::ostream& os, const Word& w) {
     return os << "{\"word\": \"" << w.word << "\", \"offset\": " << w.offset << "}";
diff --git a/libchinese-segmentation/development-files/header-files/ChineseSegmentation b/libchinese-segmentation/development-files/header-files/ChineseSegmentation
new file mode 100644
index 0000000..bea1813
--- /dev/null
+++ b/libchinese-segmentation/development-files/header-files/ChineseSegmentation
@@ -0,0 +1 @@
+#include "chinese-segmentation.h"
diff --git a/libchinese-segmentation/development-files/header-files/HanZiToPinYin b/libchinese-segmentation/development-files/header-files/HanZiToPinYin
new file mode 100644
index 0000000..e6421d4
--- /dev/null
+++ b/libchinese-segmentation/development-files/header-files/HanZiToPinYin
@@ -0,0 +1 @@
+#include "hanzi-to-pinyin.h"
diff --git a/libchinese-segmentation/hanzi-to-pinyin-private.h b/libchinese-segmentation/hanzi-to-pinyin-private.h
new file mode 100644
index 0000000..fdfa6eb
--- /dev/null
+++ b/libchinese-segmentation/hanzi-to-pinyin-private.h
@@ -0,0 +1,29 @@
+#ifndef HANZITOPINYINPRIVATE_H
+#define HANZITOPINYINPRIVATE_H
+
+#include <QtCore/qglobal.h>
+#include "cppjieba/PinYinTrie.hpp"
+#include "hanzi-to-pinyin.h"
+
+#define PINYINMANAGER_EXPORT Q_DECL_IMPORT
+
+using namespace std;
+
+class PINYINMANAGER_EXPORT HanZiToPinYinPrivate
+{
+public:
+    HanZiToPinYinPrivate(HanZiToPinYin *parent = nullptr);
+    ~HanZiToPinYinPrivate();
+
+public:
+    template <typename T>
+    bool isMultiTone(T &&t) {return m_pinYinTrie->isMultiTone(std::forward<T>(t));}
+
+    bool contains(string &word);
+    int getResults(string word, QStringList &results);
+
+private:
+    cppjieba::PinYinTrie *m_pinYinTrie = nullptr;
+    HanZiToPinYin *q = nullptr;
+};
+#endif // HANZITOPINYINPRIVATE_H
diff --git a/libchinese-segmentation/hanzi-to-pinyin.cpp b/libchinese-segmentation/hanzi-to-pinyin.cpp
new file mode 100644
index 0000000..c5be586
--- /dev/null
+++ b/libchinese-segmentation/hanzi-to-pinyin.cpp
@@ -0,0 +1,83 @@
+#include "hanzi-to-pinyin.h"
+#include "hanzi-to-pinyin-private.h"
+#include <mutex>
+
+HanZiToPinYin * HanZiToPinYin::g_pinYinManager = nullptr;
+std::once_flag g_singleFlag;
+
+
+
+bool HanZiToPinYinPrivate::contains(string &word)
+{
+    return m_pinYinTrie->contains(word);
+}
+
+int HanZiToPinYinPrivate::getResults(string word, QStringList &results)
+{
+    results.clear();
+    if (-1 != m_pinYinTrie->getMultiTonResults(word, results)) {
+        return 0;
+    }
+    QString tmp;
+    if (-1 != m_pinYinTrie->getSingleTonResult(word, tmp)) {
+        results.append(tmp);
+        return 0;
+    }
+    return -1;
+}
+
+HanZiToPinYinPrivate::HanZiToPinYinPrivate(HanZiToPinYin *parent) : q(parent)
+{
+    const char * const  PINYIN_PATH = "/usr/share/ukui-search/res/dict/pinyinWithoutTone.txt";
+    m_pinYinTrie = new cppjieba::PinYinTrie(PINYIN_PATH);
+}
+
+HanZiToPinYinPrivate::~HanZiToPinYinPrivate()
+{
+    if (m_pinYinTrie){
+        delete m_pinYinTrie;
+        m_pinYinTrie = nullptr;
+    }
+}
+
+HanZiToPinYin * HanZiToPinYin::getInstance()
+{
+    call_once(g_singleFlag, []() {
+        g_pinYinManager = new HanZiToPinYin;
+    });
+    return g_pinYinManager;
+}
+
+bool HanZiToPinYin::contains(string &word)
+{
+    return d->contains(word);
+}
+
+bool HanZiToPinYin::isMultiTone(string &word)
+{
+    return d->isMultiTone(word);
+}
+
+bool HanZiToPinYin::isMultiTone(string &&word)
+{
+    return d->isMultiTone(word);
+}
+
+bool HanZiToPinYin::isMultiTone(const string &word)
+{
+    return d->isMultiTone(word);
+}
+
+bool HanZiToPinYin::isMultiTone(const string &&word)
+{
+    return d->isMultiTone(word);
+}
+
+int HanZiToPinYin::getResults(string word, QStringList &results)
+{
+    return d->getResults(word, results);
+}
+
+HanZiToPinYin::HanZiToPinYin() : d(new HanZiToPinYinPrivate)
+{
+}
diff --git a/libchinese-segmentation/hanzi-to-pinyin.h b/libchinese-segmentation/hanzi-to-pinyin.h
new file mode 100644
index 0000000..8432afa
--- /dev/null
+++ b/libchinese-segmentation/hanzi-to-pinyin.h
@@ -0,0 +1,53 @@
+#ifndef HANZITOPINYIN_H
+#define HANZITOPINYIN_H
+
+#include <QtCore/qglobal.h>
+//#include "cppjieba/PinYinTrie.hpp"
+#include <QStringList>
+#define PINYINMANAGER_EXPORT Q_DECL_IMPORT
+
+using namespace std;
+
+class HanZiToPinYinPrivate;
+class PINYINMANAGER_EXPORT HanZiToPinYin
+{
+public:
+    static HanZiToPinYin * getInstance();
+
+public:
+    /**
+     * @brief HanZiToPinYin::isMultiTone 判断是否为多音字（只支持单字）
+     * @param word 要判断的字
+     * @return bool 不是多音字或不是单字返回false
+     */
+    bool isMultiTone(string &word);
+    bool isMultiTone(string &&word);
+    bool isMultiTone(const string &word);
+    bool isMultiTone(const string &&word);
+
+    /**
+     * @brief HanZiToPinYin::contains 查询某个字是否有拼音（是否在数据库包含，只支持单字）
+     * @param word 要查询的字
+     * @return bool 数据库不包含或不是单字返回false
+     */
+    bool contains(string &word);
+
+    /**
+     * @brief HanZiToPinYin::getResults 获取某个字的拼音（只支持单字）
+     * @param word 要获取拼音的字
+     * @param results word的拼音列表（有可能多音字），每次调用results会清空
+     * @return int 获取到返回0，否则返回-1
+     */
+    int getResults(string word, QStringList &results);
+
+protected:
+    HanZiToPinYin();
+    ~HanZiToPinYin();
+    HanZiToPinYin(const HanZiToPinYin&) = delete;
+    HanZiToPinYin& operator =(const HanZiToPinYin&) = delete;
+private:
+    static HanZiToPinYin *g_pinYinManager;
+    HanZiToPinYinPrivate *d = nullptr;
+};
+
+#endif // PINYINMANAGER_H
diff --git a/libchinese-segmentation/libchinese-segmentation.pro b/libchinese-segmentation/libchinese-segmentation.pro
index 477507f..2356a05 100644
--- a/libchinese-segmentation/libchinese-segmentation.pro
+++ b/libchinese-segmentation/libchinese-segmentation.pro
@@ -5,13 +5,16 @@ TARGET =  chinese-segmentation
 TEMPLATE = lib
 DEFINES += LIBCHINESESEGMENTATION_LIBRARY
 
-CONFIG += c++11
+CONFIG += c++11 create_pc create_prl no_install_prl
 
 # The following define makes your compiler emit warnings if you use
 # any Qt feature that has been marked deprecated (the exact warnings
 # depend on your compiler). Please consult the documentation of the
 # deprecated API in order to know how to port your code away from it.
 DEFINES += QT_DEPRECATED_WARNINGS
+QMAKE_CXXFLAGS += -Werror=return-type -Werror=return-local-addr
+#QMAKE_CXXFLAGS += -Werror=uninitialized
+QMAKE_CXXFLAGS += -execution-charset:utf-8
 
 # You can also make your code fail to compile if it uses deprecated APIs.
 # In order to do so, uncomment the following line.
@@ -23,12 +26,15 @@ include(cppjieba/cppjieba.pri)
 
 SOURCES += \
     chinese-segmentation.cpp \
-    pinyinmanager.cpp
+    hanzi-to-pinyin.cpp
 
 HEADERS += \
+    chinese-segmentation-private.h \
     chinese-segmentation.h \
-    libchinese-segmentation_global.h \
-    pinyinmanager.h
+    common-struct.h \
+    hanzi-to-pinyin-private.h \
+    hanzi-to-pinyin.h \
+    libchinese-segmentation_global.h
 
 dict_files.path = /usr/share/ukui-search/res/dict/
 dict_files.files = $$PWD/dict/*.utf8\
@@ -41,14 +47,24 @@ INSTALLS += \
 # Default rules for deployment.
 unix {
     target.path = $$[QT_INSTALL_LIBS]
-}
+    QMAKE_PKGCONFIG_NAME = chinese-segmentation
+    QMAKE_PKGCONFIG_DESCRIPTION = chinese-segmentation Header files
+    QMAKE_PKGCONFIG_VERSION = $$VERSION
+    QMAKE_PKGCONFIG_LIBDIR = $$target.path
+    QMAKE_PKGCONFIG_DESTDIR = pkgconfig
+    QMAKE_PKGCONFIG_INCDIR = /usr/include/chinese-seg
+    QMAKE_PKGCONFIG_CFLAGS += -I/usr/include/chinese-seg
+
 !isEmpty(target.path): INSTALLS += target
 
-    header.path = /usr/include/chinese-seg/
-    header.files += *.h
-    headercppjieba.path = /usr/include/chinese-seg/cppjieba/
-    headercppjieba.files = cppjieba/*
-    INSTALLS += header headercppjieba
+    header.path = /usr/include/chinese-seg
+    header.files += chinese-segmentation.h libchinese-segmentation_global.h common-struct.h hanzi-to-pinyin.h
+    header.files += development-files/header-files/*
+#    headercppjieba.path = /usr/include/chinese-seg/cppjieba/
+#    headercppjieba.files = cppjieba/*
+    INSTALLS += header
+}
+
 
 #DISTFILES += \
 #    jiaba/jieba.pri
@@ -64,5 +80,5 @@ DISTFILES += \
     dict/pos_dict/prob_trans.utf8 \
     dict/stop_words.utf8 \
     dict/user.dict.utf8 \
-    dict/pinyinWithoutTone.txt
-
+    dict/pinyinWithoutTone.txt \
+    development-files/header-files/* \
diff --git a/libchinese-segmentation/pinyinmanager.cpp b/libchinese-segmentation/pinyinmanager.cpp
deleted file mode 100644
index 3a65557..0000000
--- a/libchinese-segmentation/pinyinmanager.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-#include "pinyinmanager.h"
-#include <mutex>
-PinYinManager * PinYinManager::g_pinYinManager = nullptr;
-std::once_flag g_singleFlag;
-PinYinManager * PinYinManager::getInstance()
-{
-    call_once(g_singleFlag, []() {
-        g_pinYinManager = new PinYinManager;
-    });
-    return g_pinYinManager;
-}
-
-bool PinYinManager::contains(string &word)
-{
-    return m_pinYinTrie->contains(word);
-}
-
-bool PinYinManager::isMultiTon(string &word)
-{
-    return m_pinYinTrie->isMultiTone(word);
-}
-
-bool PinYinManager::isMultiTon(string word)
-{
-    return m_pinYinTrie->isMultiTone(word);
-}
-
-int PinYinManager::getResults(string word, QStringList &results)
-{
-    results.clear();
-    if (-1 != m_pinYinTrie->getMultiTonResults(word, results)) {
-        return 0;
-    }
-    QString tmp;
-    if (-1 != m_pinYinTrie->getSingleTonResult(word, tmp)) {
-        results.append(tmp);
-        return 0;
-    }
-    return -1;
-}
-
-PinYinManager::PinYinManager()
-{
-    const char * const  PINYIN_PATH = "/usr/share/ukui-search/res/dict/pinyinWithoutTone.txt";
-    m_pinYinTrie = new cppjieba::PinYinTrie(PINYIN_PATH);
-}
-
-PinYinManager::~PinYinManager()
-{
-    if (m_pinYinTrie){
-        delete m_pinYinTrie;
-        m_pinYinTrie = nullptr;
-    }
-}
-
diff --git a/libchinese-segmentation/pinyinmanager.h b/libchinese-segmentation/pinyinmanager.h
deleted file mode 100644
index 89db3ae..0000000
--- a/libchinese-segmentation/pinyinmanager.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef PINYINMANAGER_H
-#define PINYINMANAGER_H
-
-#include <QtCore/qglobal.h>
-#include "cppjieba/PinYinTrie.hpp"
-
-#define PINYINMANAGER_EXPORT Q_DECL_IMPORT
-
-using namespace std;
-
-class PINYINMANAGER_EXPORT PinYinManager
-{
-public:
-    static PinYinManager * getInstance();
-
-public:
-    bool contains(string &word);
-    bool isMultiTon(string &word);
-    bool isMultiTon(string word);
-
-    int getResults(string word, QStringList &results);
-
-protected:
-    PinYinManager();
-    ~PinYinManager();
-
-private:
-    static PinYinManager *g_pinYinManager;
-    cppjieba::PinYinTrie *m_pinYinTrie = nullptr;
-
-};
-
-#endif // PINYINMANAGER_H
diff --git a/libsearch/file-utils.cpp b/libsearch/file-utils.cpp
index ef6640d..5d84e2f 100644
--- a/libsearch/file-utils.cpp
+++ b/libsearch/file-utils.cpp
@@ -27,7 +27,7 @@
 #include <QDBusConnection>
 #include <QDomDocument>
 #include "gobject-template.h"
-#include "pinyinmanager.h"
+#include "hanzi-to-pinyin.h"
 
 using namespace UkuiSearch;
 size_t FileUtils::maxIndexCount = 0;
@@ -413,14 +413,14 @@ void stitchMultiToneWordsBFSStackLess3(const QString &hanzi, QStringList &result
     int multiToneWordNum = 0;
 
     for (auto i:hanzi) {
-        if (PinYinManager::getInstance()->isMultiTon(QString(i).toStdString()))
+        if (HanZiToPinYin::getInstance()->isMultiTone(QString(i).toStdString()))
             ++multiToneWordNum;
     }
     if(multiToneWordNum > 3) {
         QString oneResult, oneResultFirst;
         for(auto i : hanzi) {
             QStringList results;
-            PinYinManager::getInstance()->getResults(QString(i).toStdString(), results);
+            HanZiToPinYin::getInstance()->getResults(QString(i).toStdString(), results);
             if(results.size()) {
                 oneResult += results.first();
                 oneResultFirst += results.first().at(0);
@@ -435,7 +435,7 @@ void stitchMultiToneWordsBFSStackLess3(const QString &hanzi, QStringList &result
     }
 
     QStringList results;
-    PinYinManager::getInstance()->getResults(QString(tempHanzi.at(0)).toStdString(), results);
+    HanZiToPinYin::getInstance()->getResults(QString(tempHanzi.at(0)).toStdString(), results);
     if(results.size()) {
         for(auto i : results) {
             tempQueue.enqueue(i);
@@ -447,7 +447,7 @@ void stitchMultiToneWordsBFSStackLess3(const QString &hanzi, QStringList &result
     }
     tempHanzi = tempHanzi.right(tempHanzi.size() - 1);
     while(tempHanzi.size() != 0) {
-        PinYinManager::getInstance()->getResults(QString(tempHanzi.at(0)).toStdString(), results);
+        HanZiToPinYin::getInstance()->getResults(QString(tempHanzi.at(0)).toStdString(), results);
         tempQueueSize = tempQueue.size();
         if(results.size()) {
             for(int j = 0; j < tempQueueSize; ++j) {
diff --git a/libsearch/index/construct-document.cpp b/libsearch/index/construct-document.cpp
index fc81e42..f67abe5 100644
--- a/libsearch/index/construct-document.cpp
+++ b/libsearch/index/construct-document.cpp
@@ -118,7 +118,7 @@ void ConstructDocumentForContent::run() {
         doc.setData(content);
         //'\xEF\xBC\x8C' is "，" "\xE3\x80\x82" is "。"  use three " " to replace ,to ensure the offset info.
         content = content.replace("\t", " ").replace("\xEF\xBC\x8C", "   ").replace("\xE3\x80\x82", "   ");
-        std::vector<cppjieba::KeyWord> term = ChineseSegmentation::getInstance()->callSegementStd(content.left(20480000).toStdString());
+        std::vector<KeyWord> term = ChineseSegmentation::getInstance()->callSegment(content.left(20480000).toStdString());
         for(size_t i = 0; i < term.size(); ++i) {
             doc.addPosting(term.at(i).word, term.at(i).offsets, static_cast<int>(term.at(i).weight));
         }
@@ -158,7 +158,7 @@ void ConstructDocumentForOcr::run()
         doc.setData(content);
         //'\xEF\xBC\x8C' is "，" "\xE3\x80\x82" is "。"  use three " " to replace ,to ensure the offset info.
         content = content.replace("\t", " ").replace("\xEF\xBC\x8C", "   ").replace("\xE3\x80\x82", "   ");
-        std::vector<cppjieba::KeyWord> term = ChineseSegmentation::getInstance()->callSegementStd(content.toStdString());
+        std::vector<KeyWord> term = ChineseSegmentation::getInstance()->callSegment(content.toStdString());
         for(size_t i = 0; i < term.size(); ++i) {
             doc.addPosting(term.at(i).word, term.at(i).offsets, static_cast<int>(term.at(i).weight));
         }
diff --git a/libsearch/index/index-generator.cpp b/libsearch/index/index-generator.cpp
index 1fb3710..6d98da4 100644
--- a/libsearch/index/index-generator.cpp
+++ b/libsearch/index/index-generator.cpp
@@ -414,15 +414,15 @@ Document IndexGenerator::GenerateContentDocument(const QString &path) {
 //    构造文本索引的document
     QString content;
     QStringList tmp;
-    QVector<SKeyWord> term;
-    SKeyWord skw;
+    std::vector<KeyWord> term;
+    KeyWord skw;
     Document doc;
     QString uniqueterm;
     QString upTerm;
     QString suffix;
     FileReader::getTextContent(path, content, suffix);
 
-    term = ChineseSegmentation::getInstance()->callSegement(content.toStdString());
+    term = ChineseSegmentation::getInstance()->callSegment(content.toStdString());
 //    QStringList  term = content.split("");
 
     doc.setData(content);
diff --git a/libsearch/index/search-manager.cpp b/libsearch/index/search-manager.cpp
index c3385d2..41db777 100644
--- a/libsearch/index/search-manager.cpp
+++ b/libsearch/index/search-manager.cpp
@@ -272,7 +272,7 @@ int FileContentSearch::keywordSearchContent() {
         qp.set_default_op(Xapian::Query::OP_AND);
         qp.set_database(db);
 
-        QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(m_keyword.toStdString());
+        std::vector<KeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegment(m_keyword.toStdString());
         //Creat a query
         std::string words;
         for(int i = 0; i < sKeyWord.size(); i++) {
@@ -446,7 +446,7 @@ int OcrSearch::keywordSearchOcr() {
         Xapian::QueryParser qp;
         qp.set_default_op(Xapian::Query::OP_AND);
         qp.set_database(db);
-        QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(m_keyword.toStdString());
+        std::vector<KeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegment(m_keyword.toStdString());
         //Creat a query
         std::string words;
         for(int i = 0; i < sKeyWord.size(); i++) {
diff --git a/libsearch/notesearch/note-search-plugin.cpp b/libsearch/notesearch/note-search-plugin.cpp
index caee694..88445a5 100644
--- a/libsearch/notesearch/note-search-plugin.cpp
+++ b/libsearch/notesearch/note-search-plugin.cpp
@@ -154,9 +154,9 @@ NoteSearch::NoteSearch(DataQueue<SearchPluginIface::ResultInfo> *searchResult, c
 }
 
 void NoteSearch::run() {
-    QVector<SKeyWord> sKeyWordVec = ChineseSegmentation::getInstance()->callSegement(m_keyword.toStdString());
+    std::vector<KeyWord> sKeyWordVec = ChineseSegmentation::getInstance()->callSegment(m_keyword.toStdString());
     QStringList keywordList;
-    for (SKeyWord sKeyWord : sKeyWordVec) {
+    for (KeyWord sKeyWord : sKeyWordVec) {
         keywordList.append(QString::fromStdString(sKeyWord.word));
     }
     QDBusInterface qi("org.ukui.note", "/org/ukui/note", "org.ukui.note.interface", QDBusConnection::sessionBus());
diff --git a/libsearch/searchinterface/searchtasks/file-content-search-task.cpp b/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
index b855d18..221a4da 100644
--- a/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
+++ b/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
@@ -165,7 +165,7 @@ inline Xapian::Query FileContentSearchWorker::createQuery()
     std::vector<Xapian::Query> v;
 
     for (const auto &keyword : m_searchController->getKeyword()) {
-        QVector<SKeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegement(keyword.toStdString());
+        std::vector<KeyWord> sKeyWord = ChineseSegmentation::getInstance()->callSegment(keyword.toStdString());
 
         for(const auto & c : sKeyWord) {
             v.emplace_back(c.word);