Dongguan Longer Leader Equipment Co., Ltd. is a professional company integrating R&D, manufacturing, sales and service of refrigeration and heating equipment.  It has more than 20 years of HVAC, energy-saving product technology research and development design, production technology and quality management. The company is led by technology and is committed to industrial and commercial air-conditioning products and energy-saving overall solutions. The company has strong technical force, strong professionalism, and complete product variety.