How to convert between Simplified Chinese and Traditional Chinese characters in text files on Linux from command line?
You can use opencc to convert between Traditional Chinese and Simplified Chinese: https://github.com/BYVoid/OpenCC
For example, to transfer a file in simplified Chinese sc.txt to traditional Chinese:
opencc -i sc.txt -o tc.txt -c zhs2zht.ini
The authors also provide an online tool for converting: http://opencc.byvoid.com/