Companies catalogue
- Carico Enterprise Co., Ltd, New Taipei City
- Champion H and C Incorporated, Taoyuan City
- Chang Shuan Electronics Co., Ltd. Adtek, New Taipei City
- Charming Star International Co., Ltd, New Taipei City
- Chii Jann Enterprise Co., Ltd., Chia Yi Hsien
- Chinan Co, Ltd., Chiayi County
- Cold forged screws and shafts made in Taiwan, Taoyuan City,
- Comewell Co., Ltd., 台中市
- Copper Oxide, Active Zinc Oxide, Zinc chloride Pan Continental Chemical, Dajia District