HEBEI SHUANG QI CHEMICAL CO.,LTD always adheres to quality first, and continuously upgrade production and testing equipment,ensure the excellence quality of our products. Our co***ny has passed ISO9001 international quality management system certification,we use of modern network of scientific management from product development, testing, production,packaging, transport and so on. creates the first-class product quality, the rich competitive ability product price and the good post-sale service.
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