Venttech is a company engaged in refrigeration equipment development, design, production, sales and installation of high-tech enterprises. In the early 21st century, Venttech set up factory in Shanghai and adopt foreign advanced technology. Venttech has more than 15 years experience in developing refrigeration equipment such as water chillers, cooling towers and dry coolers. Till now, our refrigeration equipments have exported to more than 30 countries.

Venttech is a company engaged in refrigeration equipment development, design, production, sales and installation of high-tech enterprises. In the early 21st century, Venttech set up factory in Shanghai and adopt foreign advanced technology. Venttech has more than 15 years experience in developing refrigeration equipment such as water chillers, cooling towers and dry coolers. Till now, our refrigeration equipments have exported to more than 30 countries.

Shanghai Warner Telecom is a global leader in the manufacture and supply of telecommunications equipment,network solution and energy saving system. As a science & technology innovative company, we are dealing with the R&D, manufacture, distribution and after-sales services of optical network communication equipment, optical fiber cable distribution products, telecom shelters and outdoor telecommunication cabinets with it's related power system ,control system ,cooling system ,battery system etc .Head of company located in shanghai ,3 branch factory : FTTX factory located in hebei with an area of more than 8,000 square meters, power control factory located in shenzhen and thermal control factory in suzhou . Warner has a well-established team of experts who can meet customers' specific needs accurately.