Qingzhou Hualong Mechanical Science & Technology Co.,Ltd is located in Qingzhou, Shandong Provice, a developing city wih long history. The factory occupied 58000 m2 and the workshoparea is 44000m2. We hae an efficient team containing more than 30workers an56 engineers.

Our company is a professional manufacturer of ventilation, cooling equipment, humidification and heating equipment.  Our main products include poultry fan, negativ pressure fan, exhaust fan, greenhouse an, cooling pad, auomatic coal burning heater etc.They are approved by the certificate of CCC and ISO 9001. They are widely used in agriculture and industry ventilation cooling system and heaing system.

We sincerely welcome the enquiry from both home and oversea. Your kind visition will be greatly welcomed.