Changzhou City Guoyu Environmental Science and Technology Limited Company is a share-stock enterprise authorized by Civil Administration Bureau, which is a professional manufacturer of sodium Carboxymethyl Cellulose,whose brand is "YUYU". Our company has passed the evaluation of ISO9001:2000 International Quality Management System Certification and ISO14001:2004 International Environmental Management System Certification. Our products have been well accepted by customers for dozens of years. It is always our aim that "Customers are God and Quality is the Basis".We are Carboxymethyl Cellulose,SCMC,Carboxy Methyl Cellulose,Sodium Carboxymethyl Cellulose,Carboxymethylcellulose Manufacturer and Supplier in China. And our products are Food Grade CMC, and Industrial Grade CMC.