string S = @"\u914d\u7f6e\u6587\u4ef6\u6ca1\u6709\u627e\u5230" ;
string [] vList = S . Split( new string [] { @"\u" },
StringSplitOptions . RemoveEmptyEntries);
S = "" ;
foreach ( string T in vList) S += ( char ) Convert . ToInt32(T, 16 );