Yuyun Sanhe DJF(a) Series Swung Drop Hammer Exhaust Fan:

	Application:  widely used in greenhouse(of flower, vegetable and plant), poultry house (of animal husbandry, livestock breeding, cow house, cattle house, chicken house, goat house), factory workshop(of textile, chemical, medicine, tea ann so on), restaurant, supermarket, Net Bar, basement, garage, etc.....
	Fan frames are made of 275g/sqm zinc-coated hot-dip galvanized steel sheet, thicker zinc coating layer, corrosion-resistant, never rust. 1.0mm thick top frame, 0.9mm thick sides frame and bottom frame.
	Fan blades are made of Krupp Stainless Steel by punch forming with special design, big air volume, no dust, attractive and durable, no deformation, no broken. 1.2mm thickness. Surface finish rating: BA grade.
	Fan shutters are made of 275g/sqm zinc-coated hot-dip galvanized steel sheet, no rust, no deformation. 0.45mm thickness.
	Fan collector is made of 275g/sqm zinc-coated hot-dip galvanized steel sheet, no rust, no deformation, ensuring fan running stably. 1.0mm thickness.
	Fan motor brand selection: Zhejiang Laoyite, Taiwan Xizi, Siemens.  Protection class: IP55. Insulation class: F grade. Aluminum housing. 100% copper wire. Motor voltage, frequency, phase can be customized.  Chinese famous motor OEM by special design for fan with phase lack protection device, which means the motor will power off automaticly when shortage of electricity.
	Fan belt pulley and impeller are made of high strength aluminum-magnesium alloy by die-casting, high corrosion resistance. Blast-sanding treatment for attractive appearance, eliminate internal stress to improve its own rigidity and stability, never broken.
	Fan swung drop hammer exhaust fan is made of high strength nylon, ensuring the shutters opening and closing flexibly.
	Imported double-row bearing from France, with special waterproof design, high strength, lower noise, maintenance free, long service life.
	Imported Japanese Mitsuboshi belt, type B, much longer service life.
	Using the most advanced automatic belt tensioner to ensure working efficiency and good performance.
	Motor plate fixed nuts, round type changed to hexagon type, and with stainless steel washer, more firmly, never loosen.

Shandong Yuyun Sanhe Machinery Co.,ltd, located in Qingzhou City, Shandong Province, China and established in 1999, is a professional manufacturer of ventilation and cooling system, humidufication an heating equipment in Asia. It is also a high-tech enterprise which has a conmpleted set of specialized manufaturing, installation, sales and after-sale service. It has got many titles these years, such as "China Ten Top Brands Fan", "AAA Level Of National Quality Company","Honesty and Qualitative Enterprise". Our company strictly executes quality standard, and has passed ISO9001:2008 international quality system certification, and all procedures of production and test are under strict standard according to customers' requirement.

Our factory occupied 30,000 square meters and the workshop area is 15,000 square meter. We have an efficient team containing more than 300 workers, 60 engineering technician and 6 Senior Mechanical Engineers.

In present, our products contain 60 series totally over 200 varieties of specifications, such as poultry fan, negative pressure fan, exhaust fan, gardening fan, circulation fan, cooling pad, automatic coal-burning heater, oil-burning heater, gas-burning heater, electrical heater, drier and so on, which are widely used in agriculture and industrial field and applicable to animal husbandry, poultry house, livestock breeding,flowers and plants, greenhouse, factory workshop, textile, chemical, medicine, tea, vegetable storage and supermarket. Our products have passed "CE" and "CCC" certificates. In the condition of without national and local standards, we are the sole exhaust fan manufacturer which formulated the enterprise standard and approved by the government.

Nowadays, we have set up more than 200 sales branches in more than 20 provinces in China, and our products have been exported to more than 50 countries in Asia, Europe, Middle East, South Africa, America, Australia and won high reputation.

1. Q: What is the available loading port?

   A: Qingdao Port is the nearest loading port, then Shanghai Port, Ningbo Port, Shenzhen Port, and so on.....

2. Q: What is the payment term?

   A: 100% T/T will be the best,30% T/T down payment with 70% balancce T/T or L/C against copy of B/L is better, and also 100% L/C is good. 

3. Q: What about the delivery time?

   A: in common condition, 7 days on receipt of down payment.

4. Q: What is MOQ?

   A: 5 sets for exhaust fan, 1 set for auto heater and 5 cubic meter for cooling pad.