[Beijing] The HVAC drawings of the student canteen and activity center of the new project of Liangxiang Campus of Beijing Technology and Business University include: CAD construction drawings of heating, ventilation, air conditioning, machine room, etc. (design description, catalog, plan, elevation, node diagram, installation diagram of ground cushion and water collector/distributor, process flow diagram of heat exchange station, detail drawing of heat exchange station, etc.), bill of materials, Door and window table