1,3-Propanediamine,N1,N1'-1,2-ethanediylbis-

We directly export every excellent quality product. Shijiazhuang Sute trade Co., Ltd has long time of partnership with many leading Manufacturers in China and many overseas customers. We aim to supply our customers with high Quality Products, including AM-2201, JWH-122, CP497, RCS-4, MDAI and so on. For each product supplied by us, we have strict quality standards, our QC supervisor will strictly check to ensure every product has a high quality.