The format will be changed on March 23th ,2020.

Main changes of file(TWSE Capitalization Weighted Stock Index (TAIEX) Constituents,TWSE Capitalization Weighted Stock Index (TAIEX) Constituents,TAIEX Finance Sub-index Constituents,TAIEX Non Finance Non Electronics Sub-index Constituents) are as follows
1. Record length:80 BYTES
2. Closing Price 9(5)V9(4)
3. Opening Reference Price 9(5)V9(4)
The Test file will announce on https://dts.twse.com.tw/ on Feb27th, 2020, Should you have any question or need test files, please email to 0283@twse.com.tw or 1297@twse.com.tw.