Beijing, March 9 (Reporter Wang Zheng) It was learned from the Ministry of Industry and Information Technology that in 2021, the added value of China's manufacturing industry will reach 31.4 trillion yuan, accounting for 27.4% of GDP. Since 2010, the added value of China's manufacturing industry has......

According to the data of China Customs, the import and export of machine tools in the first half of 2021 showed an overall trend of significant growth. The total import and export volume was 15.85 billion USD, up 29.2% year on year, and the growth rate was 1.3 percentage points lower than the first ......

According to the 2021 World Artificial Intelligence Conference, China's industrial Internet platforms are developing rapidly, with more than 100 platforms built and 73 million sets of connected industrial equipment.

At present, the fasteners on the market mainly include ordinary screws, machine screws, self-tapping screws and expansion screws.

Bolts and screws are our common connection fasteners, which mainly play the role of connection and fixation in various fields and equipment.

Screws and nuts are also common fasteners in our daily life, but rust is also a common problem of screws and nuts, and being able to easily unscrew rusted screws and nuts is the way we all want to know, here, I will share with you about the rusted screw and nut, no matter how serious the rust is, ......