Vest bag, Bin-century (certified), vest bag provided by the United Xiong Bin Paper Packing Co. century. Xiong Bin-century Paper Packaging Co. (www.sjlbbz.com) is specialized in "plastic bags, packaging bags, vest bags, food bags, advertising bags, bags, woven bags," the enterprise, the company of " honesty, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: TUNG. Even the volume discount for each purchase pocket, garbage bags, vest bag, wearing rope bags, zipper bags of bone paste, double coextrusion courier bags, corns tied bags, pet waste bags, disposable gloves, aprons, gift bags advertising, handle bags, patch bag, PVA water soluble film laundry bags, card bags, four large bags, food packaging bags, standing zipper bags, new materials, renewable materials, LDPE, HDPE, PP, OPP, CPP, CPE, PEVA can be made The series profiled blank and printed plastic bags or roll film; a ~ 10-color fine print; all kinds of high temperature cutlery plastic products, with professional quality testing equipment. Simple distinction between high pressure and low pressure membrane film: High film feel softer supermarket vest bag, basically not emit a sound when you rub wholesale vest pocket, more shiny; and low-pressure membrane feel rather hard, will issue a rustling sound when you rub vest pocket Price, brightness relatively more gloomy. Simple distinction between high pressure and low pressure membrane film: High film feel softer, basically no sound when you rub, more shiny; and low-pressure membrane feel rather hard, will issue a rustling sound when rubbed, some brightness relatively gloomy.