通风的作用：对工业有害物采取有效的防护措施，以消除其对工人健康和生产的危害，创造良好的劳动条件，同时尽可能将它们回收利用，化害为利，并切实做到防止大气污染。

空调的作用：是指在某一特定的空间对空气温度、湿度、洁净度和空气流动速度进行控制与调节，达到满足人体舒适和工艺过程的要求。我们经营空调工程和空调维修工程，主要是对环保空调、大型水冷设心式、水冷螺杆式和水冷活塞式冷水机组、风冷螺杆式、活塞式涡旋式冷机组、水源热泵、风机盘管、屋顶式风冷热泵式、VRV系列数码、变频以及分体的安装与拆移配件维修等。

Ventilation and  air conditioning

              Engineering part of the

The function of air conditioning refers to the control and coordination of air temperature,humidity,cleanliness and air flow speed in a certain space,and to meet the requirements of human is comfort and production process.We operate the air conditioning engineering and air conditioning

maintenance engineering ,mainly including environmental protection air conditioning ,large water cooled centrifugal type water cooled screw type water cooled reciprocal type chiller .air cooled screw type,plunger type(vortex type)chiller,water source heat pump,fan-coil units ,rooftop type air source heat pump,VRV digital series,inverter and separated installation and removed accessories maintenance,etc.