R&D Labs maybe for 431-33-4

• Jiangxi Hito Chemical Co., Ltd.

  Contact:+86-792-3170318

  Address:No. 6, Tianhong Ave., Xinghuo Industry Park, Yongxiu, Jiujiang, Jiangxi, China

• Tengzhou Runlong Fragrance Co., Ltd.

  website:http://www.tzrunlong.com/

  Contact:--

  Address:No. 78, Fushan Road, Biomedical Industrial Park, Dawu Town, Tengzhou, Shandong, 277514 China

• Baicao Pharmaceutical Co., Ltd.

  website:http://www.jxbaicao.com

  Contact:+86-796-8113329

  Address:It (country) economic and technological development zone of the jinggang mountains

• Lanzhou huibang biological chemical technology Co., LTD

  Contact:0931-7843964

  Address:NO.2011,Yannan Road,Chengguan,

• Hebei Lead Bio-Chemicals Co., Ltd.

  website:http://www.ldbiochem.com

  Contact:+86-311-87826503

  Address:481, Heping West Road, Shijiazhuang,China