Private Declare Function LCMapString Lib "kernel32" Alias _
        "LCMapStringA" (ByVal Locale As Long, ByVal dwMapFlags As _
                Long, ByVal lpSrcStr As String, ByVal cchSrc As Long, _
                        ByVal lpDestStr As String, ByVal cchDest As Long) As Long
Private Declare Function lstrlen Lib "kernel32" Alias "lstrlenA" _
                                 (ByVal lpString As String) As Long


Dim STf As String, 繁体字符串
Dim STj As String, 简体字符串
Dim STlen As Long, 待转换字串长度

Sub Test1()    'Gb码简体转繁体
    STj = "中华人民共和国"
    STlen = lstrlen(STj)
    STf = Space(STlen)
    LCMapString &H804, &H4000000, STj, STlen, STf, STlen
    Debug.Print STf
End Sub

Sub Test2()    'Gb码繁体转简体
    STf = "中華人民共和國"
    STlen = lstrlen(STf)
    STj = Space(STlen)
    LCMapString &H804, &H2000000, STf, STlen, STj, STlen
    Debug.Print STj
End Sub

Sub Test3()    '国标繁体转港台繁体
    Te = "君不見黃河之水天上來，奔流到海不復回。"
    ST = StrConv(Te, vbFromUnicode)
    ST = StrConv(ST, vbUnicode, &H804)
    ST = StrConv(ST, vbFromUnicode, &H404)
    Te = StrConv(ST, vbUnicode)
    Debug.Print Te
End Sub

Sub Test4()    '港台繁体转国标繁体
    Te = "�gぃǎ独猠ぇ�簸绚Wㄓ�A゜瑈�飚�ぃ確�^�C"
    ST = StrConv(Te, vbFromUnicode)
    ST = StrConv(ST, vbUnicode, &H404)
    ST = StrConv(ST, vbFromUnicode, &H804)
    Te = StrConv(ST, vbUnicode)
    Debug.Print Te
End Sub