SORL Auto Parts, Inc., through its 90% ownership of the Ruili Group Ruian Auto Parts Co., Ltd., a sino-foreign joint venture (the Joint Venture), develops, manufactures and distributes automotive air brake valves and related components to automotive original equipment manufacturers (OEMs) and the related aftermarket both in China and internationally. The Company’s main products include spring brake chambers, clutch servos, air dryers, and main valves and manual valves, all of which are used in the brake systems for various types of commercial vehicles weighing more than three tons, such as trucks and buses.