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Why we choose Okorder.com?

We hold a very strict quality control system to check every connector of our products for your safety.

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1. We will reply you in detail within 24 hours

2. We own well-trained and professional sales and after- sale services who can speak fluent English.

3. We offer OEM services and can print your own logo on products.

4. We have strong ability to do ODM projects.

Q: Which brand of industrial electric fans is good?: Kunshan cool wind environmental protection equipment Co., Ltd. is a professional manufacturer of ventilation and cooling equipment manufacturers

Q: What is the function of the fan?: A fan refers to an apparatus for generating cool air in hot weather, an electric fan, a device for generating air flow by electricity, and a fan arranged inside to electrify, and then turns into a natural wind to achieve the effect of enjoying the cool

Q: Which items should we pay attention to selecting electric fans?: When choosing an electric fan, pay attention to whether the outer packing and inner packing of the fan are damaged or not.

Q: What's the difference between a cool fan and an electric fan?: Cooling fan scope: crowded or the use of short time and require fast cooling places, heating equipments or high production sites, need to open stores and supermarkets, amusement park, casino, the waiting room is suitable for cultivation; agricultural research center or base

Q: What is the problem of slow fan speed?: It should be the oil, or the motor is damp

Q: Why does the fan seem to spin backwards when it spins?: Because the human eye to object displacement to distinguish between 0.1s, and 0.1s when the fan turn fast may turn 350 degrees, looks like reversal of 10 degrees, so add up, like upside down

Q: How to measure the speed of an electric fan conveniently and precisely?: High speed video recording, then slow down. Put your watch on the edge and check for yourself

Q: Why do most fans only have 3 blades?: The more the fan, the more energy it needs to turn, but the fan is too small and the air output doesn't meet the demand.

Q: How do you use an electric fan to set up an air distribution system in an air tight room?: Use the height of the cabinet to supply air to the room, so as to push the air down the high side of the room, and then push the air toward the window in a lower position.

Q: Why can an electric fan choose only 123 winds, and this discrete value instead of zero to three continuous type?: Because, for example, Class 1.5, the volume of air can be settled by the distance between the fan and the person.

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