Thank you for visiting Sanhechemicals. Established in 2005,Sanhechemicals specializes in R&D and custom manufacuring of various intermediates ， fine chemicals and active pharmaceutical ingredients; creates value for customers by different products,reliable quality,competitive prices and quality service. Based on team work of professional R&D center and two ufacturing plants, we are able to develop and custom manufacture key intermediates, fine chemicals and APIs under GMP compliance. We ...