Shanghai ZIYI Reagent Factory is a professional manufacturer of General reagents and Biochemical reagents. Our foreign trade dept. also help our partners to promote their products.Because of good quality and reasonable price, our products sell very well in both domestic and overseas market.Our website is www.ziyi-reagent.com , please input CAS No. in the serching box to get your desired products. Welcome to come to our factory to eatablish long term partnership.