Beijing Duyizhao Co., Ltd. was founded in 1983 and specializes in production and export, participation in product design, research and development and production. All our products meet international quality standards, are sold abroad and are very popular at home and abroad. For the benefit of our customers, we perform all quality inspections in the production process as well as new parts and components. our products: Valve For Vacuum Bag, Vacuum Seal Bags For Travel, Vacuum Packaging Bag, Vacuum Bag For Meat, Vacuum Sealer Bags, Plastic Resealable Vacuum Food Bags, Bag Vacuum, Vacuum Roll Bag, Vacuum Bags For Blankets, Bag Pack Vacuum