Hunan Keyuan Bio-products Co.,Ltd

We are a professional manufacturer of nutraceuticals, plant
extracts, pharmaceutical raw materials & intermediate.It was
established in 2003. We owed three subsidiaries : production
base?Hunan Keyuan Bio-products Co.,Ltd, R&D base?Shanghai
Zheyuan Pharmaceutical Techology Research Institue and Shanghai
Chuyuan Industrial Co.,Ltd. We supply Rutin,
Resveratrol,Quercitin,Progesterone and so on. [Details]