Shandong Yuyun Sanhe Machinery Co., Ltd. is a professional manufacturer of ventilation, cooling heating, humidifying equipment and breeding equipment. It is a high-tech enterprise integrating professional design, production, sales and after-sales service. It has been awarded the "China Top Ten Fan Brands " "National Quality Credit AAA Level Company" and "Keeping promises, emphasizing quality, one hundred integrity enterprises" title.

The company was established in 2000, formerly known as "Qingzhou Sanhe Temperature Control Factory", and was renamed "Qingzhou Sanhe Machinery Co., Ltd." in 2010. In 2013, the company increased investment and expanded production scale and changed its name to Shandong Yu Yun Sanhe Machinery Co., Ltd.

The company is located in Qingzhou city, Shandong Province, one of the booming ancient nine prefectures. The whole company occupies 40,000㎡ in which the workshop is 30,000㎡. We have a professional product R&D, manufacturing and service team. We have repeated design through drawings and proofing before product production, and we are always committed to providing customers with high-quality products with zero defect rates.  After years of development, the company has passed ISO9001 international quality system certification, BV certification, and SGS certification. The company's products have obtained CE certification, CCC certification, ROHS certification and the US Bess laboratory test report. At present, the company's products have been exported to more than 70 countries and regions in Asia, Europe, America, Australia and so on.