screw conveyor manufacturer? This is actually a difficult question to answer. After all, there are many manufacturers producing this kind of screw conveyor, and it is difficult to say exactly what the overall quality is. After all, there are some manufacturers producing products that are not as good as advertised, and even do not have their own production workshops, but some manufacturers are really old factories for many years, for example, Xinxiang Dahan Machinery Co., Ltd., the quality is guaranteed, and these manufacturers have been established for a long time, and their reputation is relatively good. You can also come to the field to have a look, so that you have a better heart. As the saying goes, there are three goods. Through comparison, you can know the strength of a factory, so you can buy with confidence.