Shanghai protection industries ltd. - is an integrated trading company that distributes coloured membranes from various brands, including yamamoto, 3m, aeli and wesseb. Main camp: lantern membrane, lantern, sand paste, reflecting membrane, transfer membrane, car frame, silky material, woodline paper, etc. Chinese petrochemicals, chinese oil, chinese movement, sugo supermarket, da yunfa, and major banks, among other well-known long-term material suppliers。