采用原装德国进口配件，推拉灵活轻便。
It is easy to be pushed and pulled as it adopts the original fittings imported Germany.
丝吉利娅进口配件或国产坚朗配件，质量可靠。
The imported Siegenia fittings or domestically known Kinlong fittings ensure reliable quality.
而且进口配件还存在价格高、维修困难以及索赔困难等问题。
Moreover imports the fitting also to have the price to be high, questions and so on service difficulty as well as claim difficulty.
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