Summary：There are many ways to identify quality. First, you can see the filter chamber to ensure whether lon…

There are many ways to identify quality. First, you can see the filter chamber to ensure whether longzhong dewatering screen is normal, if the filter chamber sealing is not good, or the material is unqualified, it will affect the normal longzhong sieve dehydration of the work, therefore everybody must pay attention to check carefully. Also, it is important to check whether the slurry pump is leaking. In general, we should check the slurry for half a month or one month to ensure the normal operation of the water sieve. In addition, it is necessary to check whether the valve of the stomata and the pressure-reducing valve are normal. If there is a problem, it is not acceptable to be in the process of disqualification.