200 factories in the world produce tires

In recent years, despite the unfavorable factors such as the euro zone crisis and the collapse of oil prices, the global construction machinery tire market has steadily grown in 2011-2015. The main members of the global construction machinery tire manufacturers are: Michelin,

Access Control Wing Gate Function Analysis

The main functions of the entrance guard wing gate are two types: 1. Access control function; 2. Attendance function.

When the cardholder passes the card to the access control microprocessor when the card is swiped at the card reader:

1 to identify and judge;

2 Inval

Instrumentation industry technology developments

China Nuclear Control V&V System won the first TUV certification in China On March 9th, China Nuclear Power's V&V system successfully passed the TUV Rhein Istec system certification and obtained the first domestic V&V system certification, marking that China Nuclear Power's