In fact, it is difficult to judge whether a manufacturer is good or not on the Internet, and there are several standards for reference.
① time to build a factory: a large number of manufacturers can be eliminated from the time to build a factory, because the structure of filter press is relatively simple and uncomplicated, and in recent years, many manufacturers have invested to start production when they see a market;
② Is it a sales company? Many environmental protection companies promote the sales of filter presses online or offline under the banner of manufacturers. Many of them don't even have a fixed manufacturer. After customers place orders, they cycle to compare prices. Generally, they purchase equipment from small factories with low cost and unstable quality.
③ Do you have the ability to produce large-scale equipment? The manufacturers that can produce large-scale filter presses are all highly skilled in the industry, and most companies can only produce 15m at most? The following equipment. If you can produce something like 2m? Filter press shows that the strength and technology of the manufacturer are excellent;
④ patents: the number of patents can well show the investment of manufacturers in equipment research and development and their professionalism in equipment;
plate and frame filter press