Nowadays, the urban population is getting more and more concentrated, and the amount of sewage generated is also increasing rapid...

In the modern industrial production operation, it is often inevitable to produce some factors that are unfavorable to production....

On May 22, Ms. Li of the Zilibon Sales Department received a call from Mr. Liu, a printing ink manufacturer in Hunan. According ...

On July 10th, Mr. Ninghai, Tianjin, called to ask if there was any metal soap defoamer. Before the search for a lot of products a...