Yangzhou Berrett Trading Co., Ltd. is a professional foreign trade company. Our company is mainly engaged in agricultural production and processing. We also offer biological products, such as D-Glucosamine Hydrochloride, D-Glucosamine Sulfate, 2kcl and D-Glucosamine Sulfate, 2Nacl D-Glucosamine. We have our own factory and a sound system to control the quality from raw material purchasing to production processing, which enables us to produce high quality products at competitive prices. With good quality, excellent services and competitive prices, our products are praised by our customers. Now...