- Yurui(Shanghai)Chemical Co.,Ltd
- Beijing Sjar Technology Development Co., Ltd.
- Wu Han Taiyu Kaishang Chemical Co., Ltd.
- Baoji Guokang Healthchem co.,ltd
- Shanghai Anfen Chemical CO.,Ltd
- Shanghai Korey Pharm Co.,Ltd.
- LanZhou Qiangsai BioChem
- Hangzhou Hecai Pigment Chemical
- Nantong Synasia New Material Co.,Ltd.
- Changzhou Fangzheng Chemical Co,.Ltd.,
- zibo xinzhou chemical Co.,Ltd.
- Aromsyn Co.,Ltd.
- Cangzhou Kangda Chemical Co., Ltd.
- yosendo pharmceutica
- Nordson Chemical Co.,Ltd
- Zhejiang dongue Chemical Co., Ltd.
- Ezhou Hengtong Great Chemical Co,.Ltd
- BeiJing KangPuHuiWei Technology Co., Ltd.
- Hangzhou Lin'an Tianhong Bio-tech Co., Ltd.
- Linhai Jinqiao Chemical Co., Ltd.
- Qidong Yamei Chemical Co., Ltd.
- Wuhan Chujiang Haoyu Chemical Technology Development Co., Ltd.
- Nutra-Y Co.,Ltd
- Shanxi Beacon Technology Co.,Ltd.
- HK Vast Medicinal Chemistry Int'l Group Limited
- Nanjing Zhiyan Technology Co., Ltd
- Qingdao Double Peach Specialty Chemicals (Group)Co.,Ltd.
- hengyang banghua chemical
- Guangzhou Bokui
- ZHONGWU TRADE DEVELOP （HANGZHOU）CO.,LTD
- Nantong Qihai Chemicals Co.,Ltd
- Xi'an Tianxingjian Natural Bio-Products Co., Ltd
- Heading（Nanjing）Pharmtechnologies
- Shijiazhuang Lvhe Fertilizer Technologies Co., Ltd.
- Shijiazhuang Bianliang Pharmaceutical Co.,Ltd.
- Hanjie Chemical Technology (Shanghai) Co.,Ltd.
- Baoding Glorious Chemical Co ,Ltd
- Yueyang Anda Chemical Co., Ltd.
- Changzhou Novel Chemical Technology Co.,Ltd.
- Zhejiang Noah Fluorochemical Co Ltd
