Tianjin Yakuo Industrial Trade Co., Ltd. which is established in 1993 and located in Biancun Liqi Village Xiqing District Tianjin, is one of the great factories manuf-acture bicycle parts in northern China. The company contains 50000m2 and 350 staffs. It manufactures bicycle rim, aluminum rim and darby professionally containing 100 varieties. It can produce 8 million per year. This company has great prestige in this industry in our country and has the right to import and export the products independ-ently. This company has imported advanced manufacture instrument and technique and exported its products to many countries since its establishment.