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由上海自行车零件二厂研制成功的小型涨闸,已投入小批量生产。该产品是根据24″女车发展的配套需要而设计的。北京延庆汽车配件厂研制成功了一种具有快慢两档车速的电动自行车。低速为15公里/小时,高速为20公里/小时。充电一次可行驶50～60公里。广州汕头自行车厂研制的硬边 D—1型(平面型)自行车车圈,已投入批量生产。该产品主要是为赛车、旅游车和外向型自行车配套使用。杭州自行车零件二厂积极发展第二、第三产品。目前,该厂的产品除脚蹬外,还生产
The small upswing gate successfully developed by Shanghai Bicycle Parts Factory has been put into small batch production. The product is designed according to the matching needs of the development of the 24′′ female vehicle. Beijing Yanqing Auto Parts Factory successfully developed an electric bicycle with a speed of two speeds. The low speed is 15 km/h and the high speed is 20 km/h. It can travel 50 to 60 kilometers at a time. The hard-edged D-type (planar type) bicycle rim developed by the Guangzhou Shantou Bicycle Factory has been put into mass production. The product is mainly used for racing, coaches and export-oriented bicycles. The second part of bicycle parts factory actively develops the second and third products.At present, the products of this factory are produced in addition to the pedals.