同时还兼营建筑物的防水、堵漏、防腐和钢结构的施工。
Besides, it concurrently operates the business such as waterproof, leakage stopping, and corrosion proof of buildings and construction of steel structure.
同时还兼营建筑物的防水、堵漏、防腐和钢结构的施工。
Besides, it concurrently operates the business such as waterproof, leakage stopping, and corrosion proof of buildings and construction of steel structure.
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