河南省瑞歌传动机械有限公司是一家专业服务于新能源电动汽车产业，定位于研发生产高低速电动汽车主减速箱、变速箱与高精齿轮的专业厂家。主导产品有各种规格高低速电动汽车用前驱减速箱、变速箱，后驱悬浮式、整体式减速箱与变速箱，高精齿轮、调速电机等。 Henan Ruige Transmission Co., Ltd located in automobile industry zone, next to Changyuan exit of the Daguang highway, 1.5 hours journey from zhengzhou, the transportation is convenient. We have get the ISO9001 and ISO16949 certification, and floor area of 250,000㎡。 precision wheel gear, electromobile driving box and automobile gearbox which are used in automobile and engine, the product precision can be arrived 6 grade.