The air filter should be configured according to the performance requirements of different occasions, which depends on the selection of primary efficiency filter, medium efficiency filter and high efficiency filter. There are four main characteristic indexes to evaluate air filter: 1. Air filtering

Nowadays people pay close attention to the health of drinking water. In order to obtain pure and healthy water source, more and more families begin to install water purifiers. 3M water purifier is a kind of water purifier which is more popular in recent years. As we all know, the filter element shou

This year's sultry weather has come a bit unexpected, many people have turned on air conditioning "to continue life.". However, air conditioning, which has not been used for a long time, can be a bacterial transmitter, and it can cause serious consequences if you don't take care of it. On June 3,

The most feared winter in the north is the haze day. The whole person's spirit is bad once it is in the haze day. Although the air index has been improved in recent two years, it still has a certain impact on people's lives. So having an efficient purifier product has become a necessary equipment

On June 15, 2021, the district police of the sub district office went to our company to carry out anti fraud publicity, publicize the prevention knowledge of Telecom fraud to our company's employees, explain in detail how to identify various kinds of fraud crime means such as SMS fraud, telephone fr