Profile: Qingdao Jianxin Ring Gear Co., Ltd. is a producer of ring gears. Our products can match gear wheel requirements of various engine enterprises. We also have the ability of mapping and manufacturing flywheel ring gears for different vehicles. We have passed the evaluation of ISO/TS16949:2002 certification. We specialize in manufacturing ring gears, flywheel and flywheel assembly in complete varieties. Our products include flywheel ring gears and flywheel gears.