Magnetic Hill brand sodium formate, sodium hydrosulfite ancient gold production base, with an annual output 150,000 tons, the company has passed ISO9001 quality management system \ ISO14001 environmental management system and OHSAS18001 occupational health and safety management system certification .--------- food grade Insurance Powder --------- the only patented product. no dust hydrosulfite (environmental protection) by the China Science and Technology Progress Award, the 'best products, best management, best image "for the purpose of 'full range of markets, international quality, the pursuit of world-class, create a world brand'