- PRODISC TECHNOLOGY INC
- Address:No. 13, Wuchiuan 7th Rd. , Wugu Shiang, Taipei, Taiwan, R. O. C.
- Aojie Optical Technology Co.,Ltd.
- Address:21# Beitou Road, Xinglin Town, Jimei District, Xiamen China
- Visco Vision Inc
- Address:No. 29, Jiunguo E. Rd. , Guishan Township
- Prosperity Optical Co., Ltd.
- Address:7F, No. 171, Songde Rd. , Sinyi District
- Caster Technology Co., Ltd.
- Address:Ming-Shing St.
- SMJ HOLDINGS PTE. LTD. TAIWAN BRANCH (SINGAPORE)
- Address:NO.13,Hsin Ho 2nd Road
- DANYANG GREAT OPTICAL CO., LTD
- Address:1 TIANLU ROAD, DANYANG CITY, JIANGSU PROVINCE P. R. CHINA
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