- Acuman Power Tools Corp / Zing Ear Group
- Address:No. 133-2, Sec. 3, Min Sheng Road
- Tera Autotech Corporatio
- Address:Keya, Daya, Taichung county, Taiwan,428
- WeKen Enterprise Corporation
- Address:Fuxing St.
- Tek Maker Corporatio
- Address:Neihu, Taipei, Taiwan, Taiwan,114
- Ecopro Tool
- Address:Taiwa
- Kadoris International Corp.
- Address:Pei Shen Road, Taipei Hsien, Taiwan
- Kiwy International Co., Ltd.
- Address:Wu Hsing Street, Taipei, Taiwan, Taiwan
- Tera Autotech Corporation
- Address:Keya, Daya, Taichung county, Taiwan
- Koshin Electric & Machinery Co., Ltd.
- Address:No. 33 Ding-Hu Road, Kweishan Hsian, Taoyuan Hsien, Taiwan
- Jepson Industries Co.,ltd
- Address:228 Sec.3,Chung-Ching N.RD.,, Taipei, Taiean, Taiwan
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