Qingdao Alestone Tech. Co., Ltd. was established in 2013. It specializes in production of automotive rubber air spring with an annual production capacity of 5 million pieces. Production is used for commercial vehicles (such as buses, trucks, trailers, etc.) and passenger cars Systems, the main products include equipment air spring, industrial air spring, truck air spring, jack air spring, etc. We have many customers from North and South America, Africa, and the Middle East. We are actively exported to more than 30 countries in the United States, Canada, Brazil, Ethiopia, Saudi Arabia, Nigeria, India, Malaysia, Myanmar, etc. We are determined to provide the best air spring products to serve us client. Looking forward to your cooperation.