- Ideofy Inc.
- Address:11 Yumin Street
- C-TEK TECHNOLOGY CORPORATION
- Address:NO. 23-3, LUNG HSING LANE, SEC. 2, FENG HSING RD. , TANTZU, TAICHUNG, Taiwan
- Lien Kuo Metal Industrial Co., Ltd.
- Address:No. 19 Bao-An Road, Yong-An Shiang
- WinRich International Corp.
- Address:No. 20, Lane 33, Songbo St. ,
- ARCH METER CORPORATION
- Address:Industry E. Rd. 9
- COMETECH TESTING MACHINES CO., LTD.
- Address:No.46, Lane 20,Dafu Rd.,Shengang Dist.
- Titanex Corp.
- Address:No. 6, Tian Xiang 2nd Street,
- Spirox
- Address:No. 95, Shuiyuan St, Hsinchu 30069, Taiwan
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