- Oriental Happy Enterprise Co., Ltd (Abbr. OHE) Copper Manufacturer
- Address:NO.342-1,ZHONGSHAN N. RD., YONGKANG DIST.,. TAINAN CITY,TAIWAN R.O.C 710 Taiwan
- Eversino International Limited
- Address:No. 236-8, Sia Jhuang Zih, Yong-An Village Taoyuan Taiwan Taiwan
- Fong Chiao Shing Co., Ltd
- Address:No.40, Ln. 431, Huacheng Rd., Xinzhuang Dist., New Taipei City 242, Taiwan (R.O.C.) Taipai Taiwan 24253 Taiwan
- Silica Trading Co., Ltd.
- Address:No. 79, Feng Nan St., Feng Yuan District Taichung City Taiwan Taiwan
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