Jinan Dongwei Technology&Control Co., Ltd., approved by ISO9001: 2000, located in Jinan City, China, is a professional factory majoring in designing and manufacturing various high quality valve including temperature control valve, frequency conversion water-treatment etc...We enjoy good reputation in central heating, ventilation, air-conditioning and refrigeration field form the date we established this factory!

We are dedicated to applying our knowledge and resources to understand and meet customers' requirements. We always improve the performance of value, service, and solution we deliver to customers. Our products are sold very well over the whole nation, and more than 10 countries including Mid-east, Southeast Asia, Europe and America.

We warmly welcome visitors both from home and abroad to visit our company and give your kind opinions, so that we can together create a bright future!