Dongguan Chengfeng Packaging Material Co., Ltd. is a comrehensive manufactary established in 1999 in China. Our main products are food silica gel desiccant , electronical silica gel desiccant, cloth silica gel desiccant, shoes silica gel desiccant medicine silica gel desiccant and so on.Our company has independent export rights. With a silica gel desiccant manufactory which covers about 10,000 squaie meters.We employ approximately 200 works.We also carry out a strict quality management system ...