Longly corporation is a technology based entity of which the responsibility includes research and development, manufacturing, sales, import and export. With the I S O 9 0 01- 2 0 0 8 quality management system and a professional engineers team who keep innovation and quality control in mind, we manufacture a range of tire valves ,valve accessories,pneumatic impact wrenches, wheel weights and repair tools to meet the demands of OEM and aftermarket customers all over the world. We are looking forward to seeking common ground while reserving difference and sincere cooperation with our customers.We also keep on enlarge our production capacity and improve our technology to get better and better!