The company mainly engaged in: medical equipment, electronic equipment, electrical equipment, automotive, rail transport, air transport and other high-tech industries.

公司主要经营方向：医疗设备、电子设备、电气设备、汽车内饰、铁路运输、航空运输等高科技行业。

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Operating about 20, 000 route miles of rail in the U.S., transportation company Norfolk Southern Corp. serves as a major rail carrier of coal, automotive and industrial products.

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It also handles around 90% of all rail-bound automotive shipments that get transported in and out of Mexico.

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