CSMC partners with world leading mask vendors to provide customers with high quality and competitively-priced photo masks. Customers can choose their preferred vendors in mainland China and Taiwan.
CSMC Qualified Mask Service Providers：
| Toppan(Shanghai) | http://www.photomask.com |
| TMC | http://www.tmcnet.com.tw |
| DIS | http://www.chinashenge.com |
| SOLE(Shanghai) | http://www.semimask.com |