Hangzhou Sincere Import & Export Co., Ltd is a leading supplier of chemical raw materials and products in China. Sincere continues innovation based on customers’ demand, cooperate openly with partners and build strong advantages in import and export area of chemicals. We focus on providing competitive product and excellent service for large, medium and small enterprises and setting up the best and most stable resources. Our corporate culture is “sincere, creative, responsible”. We are willing to start reliable cooperation with customers and achieve win-win.