/// <summary>
 /// 中文字符工具類
 /// </summary>
 private const int LOCALE_SYSTEM_DEFAULT = 0x0800;
 private const int LCMAP_SIMPLIFIED_CHINESE = 0x02000000;
 private const int LCMAP_TRADITIONAL_CHINESE = 0x04000000;

 [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]
 private static extern int LCMapString(int Locale, int dwMapFlags, string lpSrcStr, int cchSrc, [Out] string lpDestStr, int cchDest);

      /// <summary>
      /// 將字符轉換成簡體中文
      /// </summary>
      /// <param name="source">輸入要轉換的字符串</param>
      /// <returns>轉換完成后的字符串</returns>
      public static string ToSimplified(string source) {
          String target = new String(' ', source.Length);
          int ret = LCMapString(LOCALE_SYSTEM_DEFAULT, LCMAP_SIMPLIFIED_CHINESE, source, source.Length, target, source.Length);
          return target;
      }

     /// <summary>
     /// 講字符轉換為繁體中文
     /// </summary>
     /// <param name="source">輸入要轉換的字符串</param>
     /// <returns>轉換完成后的字符串</returns>
     public static string ToTraditional(string source)
     {
         String target = new String(' ', source.Length);
         int ret = LCMapString(LOCALE_SYSTEM_DEFAULT, LCMAP_TRADITIONAL_CHINESE, source, source.Length, target, source.Length);
         return target;
     }

 string   s   =   "繁體";
         s   =   Strings.StrConv(s,   VbStrConv.Wide,   0);   //   半角轉全角
         s   =   Strings.StrConv(s,   VbStrConv.TraditionalChinese,   0);   //   簡體轉繁體
         s   =   Strings.StrConv(s,   VbStrConv.ProperCase ,   0);   //   首字母大寫
         s   =   Strings.StrConv(s,   VbStrConv.Narrow ,   0);   //   全角轉半角
         s   =   Strings.StrConv(s,   VbStrConv.SimplifiedChinese,   0);   //   繁體轉簡體