通用汉字标准交换码
tōng yòng hàn zì biāo zhǔn jiāo huàn mǎ
abbr. to 通用碼|通用码[Tong1 yong4 ma3]
Standard Interchange Code for Generally Used Chinese Characters, a character encoding standard of Taiwan 1986-1992, aka CNS 11643-1986, where CNS stands for Chinese National Standard