The biggest manufacturer, Jiangsu Xinri Electric Vehicle Co, produced 1.8m "e-bikes" last year.
去年，大陆规模最大的自行车制造商（江苏新日电动车有限公司）生产了180万辆“电动自行车”。
Market leaders such as Xinri and Yadea are partnering with universities to improve their technology.
像新日与雅迪这样的市场领头羊公司正在与多所高校合作，改进他们的技术。
Market leaders such as Xinri and Yadea are partnering with universities to improve their technology.
像新日与雅迪这样的市场领头羊公司正在与多所高校合作，改进他们的技术。
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