久久久久国产精品aⅴ天堂,成人性生交A片免费直播APP ,男女扒开双腿猛进入爽爽免费,日本JAPANESE少妇高清

　　Shandong Xinghui Chemical Co.,Ltd. is a Private Joint Enterprise, ISO9001 certificated company, located in East of Xinghui Road of Building Material City of Zichuan District, the North Porcelain Capital of Shuangyang Town, Zibo City. With a staff of 360, covered an area of 90000sq meters total. We are mainly engaged in Dimethyl Sulfate, Nitromethane, Hydroxylamine Hydrochloride, Calcium Formate and other products, have the annual production capacity of 40000 tons for Dimethyl sulfate, 10000 tons for Nitromethane, 6000 tons for Hydroxylamine Hydrochloride , 5000 tons for Calcium Formate with high quality and good credibility. We are the biggest manufacturer of Dimethyl Sulfate, Nitromethane, Hydroxylamine Hydrochloride in China and the National standard of this three product are draft by our company.Our products are sold to many country and regions in Asia, Europe, and Americas and get a favourable reception between the customer.

　　Our president Gao Qinghui with the whole staff welcomes the friends from all over the world to visit us for sincere cooperation and common prosperity.