公司主要产品有：铁路货运敞车，包括煤炭运输车和矿石运输车等系列；

Sheng Yang invests the Corporation main product to include: Railroad freight transportation flatcar , including series and so on coal transport vehicle and ore transport vehicle;

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如果一些矿石从运输车中掉出来，一种特质的铲车会把它们送回采掘现场。

If something falls out of the rock handler, a special bulldozer take it back to the excavating site.

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