Henan Langrui Chemical Co.,Ltd.: Henan Langrui Chemical Co., Ltd. is a comprehensive foreign trade company engaged in international procurement, international sales, domestic distribution and warehousing logistics. Main products: inorganic chemicals, organic chemicals, dyes, dye intermediates, pigments, coatings, inks, additives, plastics, petroleum, fertilizers, pesticides, pharmaceutical raw materials and intermediates, synthetic rubber and various chemical additives.