The main business of Xinshan contains the building curtain wall technical system research and exploitation;
主要业务有建筑幕墙技术的系统研究与开发；
Commercial buildings, both inside and outside decoration, modern city building curtain wall;
商业建筑的内外装饰、现代城市楼房的幕墙；
Commercial buildings, both inside and outside decoration, modern city building curtain wall;
商业建筑的内外装饰、现代城市楼房的幕墙；
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