据不完全统计,天津自行车企业目前约有580余家,其中成车厂340家,自行车品牌大约有530个,产品行销全国各地。天津自行车业经过了残酷竞争的磨练,近两年来开始进入稳步回升发展的时期,1999年中国的自行车年产量4000万辆,其中仅天津就出产1100万辆,占1/4强,成为中国北方最大的自行车整车生产制造和流通销售基地之一。在今年4月上海举办的“第十届中国国际自行车展览会”上,天津自行 According to incomplete statistics, there are currently more than 580 bicycle companies in Tianjin, of which there are 340 vehicle manufacturers and about 530 bicycle brands. The products are sold throughout the country. The bicycle industry in Tianjin has undergone brutal competition and has been steadily picking up in the past two years. In 1999, the annual output of bicycles in China was 40 million, of which only Tianjin produced 11 million, accounting for a quarter, becoming China. One of the largest bicycle manufacturing and distribution sales bases in the North. In the “Tenth China International Bicycle Exhibition” held in Shanghai in April this year, Tianjin itself