We've got our own QC operators responsible for carrying out quality tests conforming to the international standards. However, if customers ask for a third-party quality test for air damper , we give our full support to satisfy your needs. The tested aspects are involved in products' technical specifications, measurements, the contents and formula of related raw materials, etc. The employees working for the third party engage in the whole spectrum of QC activities and are responsible for checking the quality. They can also provide quality reports for us and customers.

Yingde Ventech Air Conditioning Co.,Ltdspecializes in design and production of disc valve. Ventech Air Conditioningis mainly engaged in the business of access door and other product series. Manufacturing Ventech Air Conditioninglouvered return air grille requires different facilities. It is processed under stamping, coating, painting and drying equipment with high performance and high efficiency. It is easy to mount without the use of tools. Ventech Air Conditioninghas become the market leading brands. This product is characterized by its impact resistance.

our team's ambition is to lead the peak in disc valve industry. Ask!