Shanghai Weishiwen Ventilation Engineering Equipment Co., Ltd. is a wholly-owned enterprise of Hong Kong Visawen (International) Co., Ltd. in Shanghai. Its predecessor is the famous Shanghai Weishiwen Air Conditioning Port Co., Ltd. The company is located on the south bank of the Huangpu River, close to the urban area and the Pudong New Area. The geographical position is superior and the transportation is convenient.
The company has fixed assets of 40 million yuan and 160 employees, of which middle and senior technical personnel account for 25% of the total number of employees. Since 1994, the company has introduced the Japanese AMADA company universal CNC punching machine, CNC folding and scissor truck sheet metal production line and the American TRIDAN company's air conditioner production line. The company's products have also expanded from the original air conditioning tuyere series to fire dampers, exhaust valves, air volume control valve series, muffler and high efficiency air filter air supply series. In order to better adapt to the requirements of modernization and market, the company has been committed to the development of new products in recent years. It has independently developed special-shaped air outlets such as temperature-sensitive air outlets, low-temperature air outlets, anti-condensation air outlets, and variable-flow swirling air outlets. Air valve series new valve. Shanghai Weishiwen products are well-designed, reliable in quality, beautiful in appearance and complete in variety. All products are in line with relevant national standards. In 1999, the company passed the ISO9001-2000 international quality assurance system certification by the Beijing New Century Quality Argument Center; the British National Quality System Certification Center (NQA) quality system certification.
As always, the company pursues the principle of "quality first, perfect service, fair competition" and will give better products to you. We hope that our cooperation will make you more successful! HVAC designers and users are welcome to use Weishi products.