- Primechem International Ltd
- Address:Road, Tsimshatsui, Kowloon, HongKong
- TC chemicals Co.Ltd.
- Address:Sun Yip Street
- Foryou (Hongkong) Medical Devices Co, Ltd.
- Address:No.1 Shangxia North Road,Dongjiang Hi-tech Industrial Park.
- Hongkong Plasticizer Co.Ltd
- Address:Flat C, 23 / F, Lucky Plaza, 315-321 Lockhart Road, Wan Chai
- Hongqi chemical industrial
- Address:27 / F. , Hopewell Centre, 183 Queen's Road East
- HWT
- Address:No 33, 1/F, Man Cheong Bldg., Ferry Point, Kowllon
- Handsome Chemical
- Address:13 Yip Cheong Street, On Lok Tsuen
- SPLENDID INTERNATIONAL
- Address:No. 150 changjiang road
1