Polluting companies cannot move to prevent pollution from continuing to spread

Because of pollution issues, companies are required to relocate. This has become a means of economic development and environmental protection in some regions. However, in this process, there is a phenomenon that deserves attention: Some heavy-polluting chemical companies produce unrulyly, once

How to distinguish between Class A B and C lock cylinders?

How to distinguish between Class A B and C lock cylinders? I believe that many people have encountered this problem, Xiao Bian summed up some methods, hoping to help readers.
Class A lock: At present, the A-level anti-theft lock key on the market mainly has a word key and a cr

Truck market strategy changes from "based on me" to "user-oriented"


In the heavy-duty truck market, the formula of “economy + high attendance = earning heavy trucks” has recently become very popular. In fact, the applicability of this formula can be further expanded to “economy-efficient + high attendance + service convenience = profitab

Sichuan Electromechanical Export ASEAN Business Opportunity

Wenhui Newsletter "An 8-inch wire cutter is only about 5 yuan/hand in China, and sold to ASEAN countries such as Thailand. The price can reach 30 yuan/hand."

As the highlight of the first China Western Hardware and Electromechanical Expo, the "Second Ch

Application of ground source heat pump technology in new buildings

Using heat pump technology, “extracting” the solar energy loaded in the groundwater into the building, or “transferring” the heat in the building to the ground to achieve winter heating and summer cooling. Scientists at the Guangzhou Institute of Energy