Right now, they have Chinese and Chinese Simple. It means they have Chinese Traditional and Chinese Simplified.
Christian Tract Ministry
Some of these are evangelistic tracts and some are evangelistic booklets.
Four Spiritual Laws
Power to Change
Please put the word Chinese in the search engine.
World Christian Tract Finder
Please click on Language and then C and then choose Chinese.
You may look for Cantonese and other Chinese languages.
World Missionary Press
WMP has Chinese Simplified and Chinese Traditional. They might have other languages of China.