R&D Labs maybe for 1291-31-2

• Shanghai Haoyuan Chemexpress Co., Ltd.

  website:https://www.chemexpress.com/

  Contact:86-21-58950125

  Address:No.3 Building, No.1999, Zhangheng Road, ZhangjiangHighTech Park, Shanghai, P.R.China,201203

• Shenyang Xingzhenghe Chemical Co., Ltd.

  Contact:024-23509232

  Address:No. 33, Naner Road, Heping Dist.

• Changzhou BaoKang Pharmaceutical & Chemical Co., Ltd

  Contact:(86) 519-88782201 88784080 88785278

  Address:Henglin town, changzhou,Jiangsu

• Daqing E-shine Chemical Co.,LTD

  Contact:0086-024-31285112

  Address:Hongweiyuan area, Ranghulu district

• KAIYUAN CHEMICAL COMPANY LIMITED.

  website:http://www.kaiyuanchem.com

  Contact:+86-22-59891255/66/77

  Address:B-2205, Kuangshi International Building, Yingbin Road, XiangLuo Bay Business District, Binhai New area, Tianjin, China.