R&D Labs maybe for 63-42-3

• Wuxi Olite Chemical Co., Ltd.

  Contact:86-510-82853889

  Address:Rm.3732, No.18-2,Yonghe Rd.,Wuxi,Jiangsu,214023,China

• SHANDONG ZHANHUA YONGHAO PHARMACEUTICAL TECH.CO.,LTD

  Contact:+86-576-88685096

  Address:GENGJU VILLAGE NORTH ONE KILOMETER,ZHANHUA DISTRICT,BINZHOU CITY,SHANDONG PROVINCE,CHINA.

• Zhengzhou Yuanli Biological Technology Co., Ltd.

  Contact:+86-371-67897870/67897895

  Address:No. 38, Qingyang Street, Zhengzhou, Henan, China

• Qingdao S. H. Huanyu Imp. & Exp. Co., Ltd.

  Contact:86-532-88250866

  Address:Room 615, World Trade Centre Building B, Hongkong Middle Roda 6#, Qingdao, Shandong, China

• HaiNan Periwinkle Pharmaceutical Co.,Ltd.

  website:http://www.cchpharm.com/en/index.html

  Contact:020-82208978

  Address:Gongye road,Wuzhishan city,HaiNan province