1、看卷管機廠家的規模大小，一個廠家好不好，不要聽人講，如果有時間，一定要自己去廠里看看?？磸S房占地面積：那些占地百多平方或者幾十個平方的廠，可能有價格優勢，但是隨時可能改行或者跑路。

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、看卷管機廠家產品的質量怎么樣，關于質量，各個廠家都說自家的好，那作為經銷商應該如何以低成本檢驗廠家說法的真偽呢？發樣品！實力廠家對于樣品門，在工藝上絕對是精益求精的，但是業內人士都知道，樣品門是廠家精工細作的小批量產品，跟批量產品質量是無法相提并論的。

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、看卷管機廠家的售后服務，服務是銷售環節中的第一環，也是最后一環，同時是最重要的一環。因為現在門產品同質化越來越嚴重，價格越來越透明，甚至殺價的廠家越來越多，在價格競爭白熱化的階段，很多卷管機廠家因為舍棄了利潤，就忽視了服務。

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.