目前,我国内外销的自行车中约60%、铅酸电动自行车简易款约70%~80%、锂电自行车约30%,均由天津企业制造。天津自行车与电动自行车产业所形成的板块集聚、完善的产业链,是其他地区难以复制与比拟的。在我国自行车、电动自行车主产区之一的天津,锂电自行车的发展显示出特有的活力。目前,我国内外销的自行车中约60%、铅酸电动自行车简易款约70%~80%、锂电自行车约30%,均由天 At present, about 60% of the bikes sold in China, 70% ~ 80% of the simple models of lead-acid electric bicycles and about 30% of lithium bicycles are made by Tianjin enterprises. Tianjin bicycle and electric bicycle industry formed by plate gathering, improve the industrial chain, is difficult to replicate and compare other regions. In China, one of the main producing areas of bicycles and electric bicycles, the development of lithium bicycles shows its unique vitality. At present, about 60% of the bicycles in China are exported, about 70% ~ 80% of simple models of lead-acid electric bicycles and about 30% of lithium bicycles,