Shanghai Heng Industrial Co., Ltd. is a section of air-conditioning equipment in industrial, environmental air, water, air-conditioning equipment, installation, maintenance, plant cooling, dust cooling plant engineering plant design, construction, professional construction company. Our independent research and development production of "constant section of the" cold industrial air conditioners, energy saving air-conditioning, is a highly efficient, energy saving, environmentally friendly new products. Constant section is a cold industrial production and sales of industrial air conditioners, water, air conditioning and other types of energy saving air-conditioning and high-tech enterprises. Constant is the most affordable section of the product the most cost-effective. 
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