Qingzhou Sanhe Machinery Co., Ltd is the professional manufacturer of ventilation, cooling equipment, humidification and heating equipments. It is a high-tech enterprise which has a completed set of specialized designing, manufacturing, installation, sales and after-sale services. We have gotten many titles such as "China Ten Top Brands Fan" "AAA Levels of National Quality Company" "Honesty and Qualitative Enterprise". The company strictly executes quality standard, and has passed ISO9001:2008 international quality system certification, and all procedures are under strict standard or according to the customers to produce and test.

Our products are widely used in agriculture and industry ventilation cooling system and heating system.