我厂专业技术力量雄厚，生产设备先进，产品行销东北、华北、大西北。

I plant strong technical force, advanced production equipment, product marketing, northeast, north, northwest.

youdao

我厂专业技术力量雄厚，生产设备先进，产品行销东北、华北、大西北。

I plant strong technical force, advanced production equipment, product marketing, northeast, north, northwest.

youdao