- Hangzhou TOKA Ink Chemical Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- HangZhou GenRong Chemical Co.,Ltd
- Main products: Chemicals
- Beijing [Verified]
- Xinhui Changhe Chemical(Group) Industry Co.,Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Shin Foong Chemical
- Main products: Chemicals
- Beijing [Verified]
- Hengruite Chemicals Co.,Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Jiande Silicone Import & Export Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Yantai Suny Chem Int'l Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Dalian Research & Design Institute of Chemical Industry
- Main products: Chemicals
- Beijing [Verified]
- Shanghai Shangyi Chemical Technology Co., Ltd
- Main products: Chemicals
- Beijing [Verified]
- Zhejiang Qixing Chemical Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- HANGZHOU ZHONGBAO I/E CO., LTD
- Main products: Chemicals
- Beijing [Verified]
- Changsha Beihai Chemical Industrial Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Sichuan Shifang Dingli Phosphorus Chemical Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Shanghai Rongou Chemical Technology Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Shanghai Baijin Chemical Group Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Hangzhou ICH Imp&Exp Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Dongying liangxin petrochemical technology development limited company
- Main products: Chemicals
- Beijing [Verified]
- Shandong Synmiway Chemical Group Co., Ltd.（Shandong Qingyun Changxin Chemical Science-Tech Co., Ltd）
- Main products: Chemicals
- Beijing [Verified]
- Hangzhou Ruihong Chemical Co., Ltd.
- Main products: Chemicals
- Beijing [Verified]
- Huzhou Sifeng Biochem Co.,Ltd
- Main products: Chemicals
- Beijing [Verified]