Jianshi Yuantong Bioengineering Co.,Ltd has 15 years experience in developing,manufacturing and distributing plant extract and pharmaceutical raw material for use in human health since its foundation in the end of 1995.it is located in Jianshi County,Hubei province which is rich in many higher quality plant resources.

Our high quality products origin from our powerful and effective R&D,QC and QA.we are equipped with a completely set advanced production and researching equipments according to the food health request, this can strictly control the heavy metals,pesticide residue and microbiology,etc. we always be certified to comply with ISO9001:2008. Meanwhile, we have finished the diosmin EDMF registration in Europe and we are applying the diosmin COS too.Therefore,our products sells well in both Chinese domestic and international market,and enjoy a good reputation in the worldwide.

Moreover we are one of the largest production base of Diosmin in China, we have two higher efficiency production lines and the annual output is more than 150MT. honesty, trusty, and best service is our business idea. In the future three years, we will dedicate to the development and improvement, cutting down the cost, improving the quality and expanding the market is our long term destination.