Taian Guangyuan International Trade Co.,Ltd is an integrated company engaging in manufacturing and trading chemical products in Shandong province of china. We implement the quality policy of "Customer is primacy, honesty is root, scientific management, quality and high efficiency". From the regular management of enterprise, we are working on the improvement of staff quality and development of the international market. The main items include: melamine, chloride, sodium metabisulfite,carbon ...