Activity room classification - Compare Color Room with traditional metal arched roof structure: span (6-42M arbitrary choice) None None purlin beams, unsupported, open space interior headroom is excellent. Activity room categories - Color Room low cost, affordable, roofing set insulation, insulation, ventilation, lighting in one, self-contained. Xi'an Xi'an factory activity room activities room, activity room in Ho (certified), Xi'an activities room provided by the West 安中豪 activity room Limited. West An Zhonghao activity room Ltd. (www.zhonghaohdf.cn) (www.zhonghaohdf.cn) is Xi'an, activity room leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. In Ho activity room leadership with the staff warmly welcome all inquiries negotiations to create the ho activity room a better future.