Shandong Yuyun Sanhe Machinery Co., Ltd.  

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Shandong Yuyun Sanhe Machinery Co., Ltd, is the biggest and the most professional manufacturer of ventilation, cooling, humidification and heating equipment in Asia. Our company was established in the year of 1996 and located in Qingzhou city, Shandong Province, China. The whole company occupies 40, 000 in which the workshop is 30, 000. Our company has about 60series over 200 varieties of products including poultry fan, negative pressure fan, exhaust fan, gardening fan, circulation fan, cooling pad and heaters. The working team has more than 300 workers including 60 engineers and 6 senior mechanical engineers. As the No. 1 ventilation equipment manufacturer in China, we have more than 20 years of professional design and production experience, the workshop equipped with the most advanced CNC production lines and laser cutting machines, top quality level in the industry. Our company products have passed "CE", "CCC", "ISO9001" certification and have been exported to more than 70 countr... [详细介绍]