- HongKong Biology Tech Co,.LTD
- Address:No8, Hongfu street
- Overseas Way (China) Limited
- Address:Room 4202, Far East Finance Ctr., 16 Harcourt Road, Admiralty
- VCPBIO Limited
- Address:Rooms 1318-20, 13 / F, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon
- YIMAI (HONGKONG) LIMITED
- Address:Unitd, 10 / F, China Overseas Building,
- DTC Chem Co.,LTD
- Address:
- Additive (Holdings) Chemical Factory
- Address:1/F Yuen Long, NT, HK.
- EP Aquatech Limited
- Address:Hong Kong50 Tai Shui Hang
- Hengsheng Pharmaceutical Co.,Ltd
- Address:Sham Shui
- KUODU BIOCHEMICAL TRADING LTD
- Address:Flat/Rm 702b Nan Dao Commercial Bldg Queen's Road Central Hongkong
- Unique Chemical
- Address:Kaw Long
- Adce Chemicals
- Address:8 Connaught Place
- Jiwa Bio-pharm Holdings Limited
- Address:89 Queensway, Central