- Vietnam Bag, Backpack Manufacture: We are Hoang Ngan Company, Located in Vietnam, we direct produce Bags, backpacks, trolley bags, advertising bags, non woven bags, cooler bags for foreign partners from United State of America, Japan, Korea...etc...- We produce: Non-woven bags,PP non woven bags, cooler bags, shopping bags, tool bags, cotton bags, backpacks, school bags, cosmetic bags, travel bags, computer bags and all kinds of products that made from Polyester, canvas, non-woven, simili fabrics... as cus