The jade ring county concentric mechanical limited company is after grows strong by 90 years foundation jade ring county ridge gate ships stainless steel production factory, to August 3rd, 2001 sole ownership establishment.
　 The initial period mainly produces the stainless steel ramming product, exports USA, starts in 93 years with the domestic several Big Gear factories, the bearing factory to form a complete set. The specialized　production high difficulty pressing part, machine adds (the necessary factory:The Guilin gear factory,the Zhuzhou gear limited liability company, Tangshan loves the letter gear limited liability company, the Jiang hua machine factory, the Guangxi bearing factory, the Nanjing bearing factory, main engine factory and so on herd Dan river bearing factory). 95 years start to develop the self-modulation heart release bearing, until now have had several ten kinds Adjusts the heart Bearing develop successfully, and obtain the certain benefit; In 2000 continues manufacture control arm direct sale USA. For several years continuously persist guarantee the nature, guarantee the principle which the quantity on time supplies goods, deeply broad Chinese and foreign customer high praise.
　　Strives for success after several years diligently, the company to September 7th, 2003 through the ISO9002 quality system authentication, now the company not only had produces each kind of vehicle type the self-modulation heart release bearing, rises the tight wheel different races bearing, the high difficulty pressing part and the steam touches the fitting the specialized technical ability, moreover had the mold design, the manufacture, simultaneously had the new product fast development, the production is one body strength.
　　The company locates southeast area Zhejiang Province the element has " the East China Sea pearl " male, " ArticleDay the country " the fine reputation jade ring, the land, sea and air traffic ten is convenient, the speed boat 45 minutes arrive Wenzhou, is apart from the Hwangyen airport 1 hour traveled distance, may arrive Hangzhou 3 to 4 hours. The jade ring has to Shanghai, Nanjing, Fuzhou, Harbin and so on several ten passenger transportation freight transportation special line.
　　Company General Manager Mr. Yang Yan Shou, the sincere welcome and the broad domestic and foreign new old customers cooperation, together develops.