A leading Chinese train car maker¹ said that it has developed subway train made of carbon fiber², which is more durable³ and energy saving.

国内顶尖列车制造商中车长春轨道客车有限公司日前表示，他们已研发出更耐用、更节能的碳纤维制造的地铁车体。

CRRC Changchun Railway Vehicles Co said the new subway car is 35% lighter⁴ than traditional metal ones, which can effectively improve its carrying capacity, save energy and operational cost, and reduce the wear and tear on the subway line.

中车长春称，新型地铁车体比传统金属车体的重量轻了35%，可有效提高运载能力、节约能源和运营成本，并减少对地铁线路的磨损。

As carbon fiber can better resist fatigue⁵, corrosion⁶, and UV radiation, subway cars made of such material are expected to have an operational life of at least 30 years, said experts with CRRC Changchun.

中车长春的专家称，由于

In addition, the thermal⁷ and sound insulation⁸ performance of carbon fiber is also better than traditional metal, which makes the new car more energy-saving and less noisy during operation.

此外，碳纤维的隔热、隔音性能也比传统金属优异，这使得新型列车运行时更加节能且噪音更小。

During the development of the new car, CRRC Changchun relied totally on its own technological⁹ innovation, thus owning the full intellectual rights of the new product, said experts with the company.

该公司的专家表示，在开发新车型的过程中，中车长春完全依靠自己的技术创新，因此拥有新产品的全部知识产权。

A leading trainmaker in the world, CRRC Changchun has more than 18,000 employees and annually¹⁰ manufactures more than 8,000 trains. Its products have been exported to more than 20 countries and regions, including the United States, Australia and Brazil.

作为世界领先的列车制造商，中车长春有超过18000名员工，每年生产8000多辆列车。其产品已出口到包括美国、澳大利亚和巴西在内的20多个国家和地区。