1, look at the size of the winding machine manufacturer, a manufacturer is good, do not listen to people, if you have time, must go to the factory to see. See workshop covers an area of area: those cover an area of more than 100 square meters or dozens of square factories, there may be price advantage, but at any time may change line or run.
2, look at the quality of the tube machine manufacturer's products, about the quality, each manufacturer said their own good, that as a dealer should be how to test the authenticity of the manufacturer at low cost? Hair samples! Strength manufacturer is to sample door, it is keep improving absolutely on craft, but the personage inside course of study knows, sample door is the small batch product that manufacturer Seiko makes carefully, with batch product quality cannot be compared.
3. Look at the after-sale service of the coil machine manufacturers. Service is the first and last link in the sales link, and the most important one at the same time. Because now the door product homogenization is more and more serious, the price is more and more transparent, and even more and more bargaining manufacturers, in the stage of white-hot price competition, a lot of tube machine manufacturers because of abandoning the profit, ignore the service.
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