暖通空调工程：公司承担过大型商业与民用建筑及工业厂房车间的中央空调工程，包括机组设备安装，水、风管道及空调末端设施安装，电仪控制及节能系统安装调试。
HVAC project: Huahui experienced in installation of Central air conditioning in large commercial and civil buildings and industrial plants, including the installation of unit equipment, water, air duct facilities, pipelines and air conditioning installation, instrument control and energy saving system installation and testing.
