SANWEI Industry focus on developing and manufacturing mining consumables with over ten yeas experience since it established the manufacture in 2008. We specializes in Gas Bags, air bags, hole saver, bottle brush, blast hole liners, borehole plugs, uphole retainers and many other products. With high and stable qualities manufacturing location in China and offices in HongKong, SANWEI Industry offers complete services to meet the specific needs of our customers on time, every time. All of our products with field-test under the harshest conditions before entering the market. We work closely with our partners to keep developing always, whilst maintaining industry leading safety and performance. Our safety first policy ensures each product must meet and exceed the rigorous standards and harsh field-testing protocols. All our products are manufactured to the highest quality and exceed industry standards where practical. Our quality management systems are externally audited on an annual and development to maintain certification.