Jilin Liyuan Precision Manufacturing Co., Ltd. (hereinafter referred to as "Liyuan") was founded in 2000, covers an area of 400,000 square meters, has 26 production workshops, and more than 500 imported equipment. It is a collection of aluminum profiles and aluminum products casting and extrusion. , A comprehensive production enterprise integrating surface treatment to deep processing, providing products and services for leading companies in the auto parts, building decoration, rail transit, solar energy, electronic power, aviation and petrochemical industries for a long time. The products cover bumpers, battery boxes, doors and windows. Profiles, curtain walls, all-aluminum home furnishings, rail car fronts, car body profiles, solar frames, solar brackets, laptop shells, smartphone fuselages, oil drill pipes, reducers and all kinds of seamless pipes, etc., have been received by customers widely accepted. The company was listed on the Shenzhen SME Board on November 17, 2010, stock code: 002501, and currently employs nearly 1,000 people.