Baoding yongxing fine forging gear production Co., ***** specializes in manufacturing ring gear of Auto Synchronizer , has obtained a lot of technology ***** IS09001-2000 authorization.we have crack member structure and rich technical strength.we are integrative the exploitation design and manufacture of the product, adopt importing material, fusion foundry, fine forgings, finish machining in one line production technics, now we have 3 light synchronizer wimble and ring production line, 2 heavy synchronizer wimble and ring production line.procuting 500, 000 light synchronizers and 100, 000 heavy synchronizers every year.professional production line, professional prodcuter, that establishes powerful base for devleloping of the corporation. We abide by the management tenet"living with quality, developing with variety, standard on the contentment of cutomers" we hope to cooperate with all kinds friends, enjoying benefit and creating success together.