1.It can do many strings in many files at one time; 2.Hilight finded string(for Text/HTML/XML); 3.When rename some files,these files's name can include sequence number; 4.Support regular expression; 5.Support Text/HTML/XML and doc/rtf/xls/ppt; 6.These strings can be long and mutil-line; 7.String expression can be saved and reused; 8.It can extract destination-string,etc.for example,comment for cpp code; 9.Support auto-backup;