Over the past 30 years, China's export categories of mechanical and electrical products have changed from less to more, the technical level has changed from low to high, and the market competitiveness has changed from weak to strong....

In the 21st century, with the rapid development of the automobile industry, China has gradually formed a multi variety and multi series vehicle and spare parts enterprises....

As an important part of the world's automobile industry, the future is the golden period of China's automobile industry. The automobile industry has completed the process from small to large,...

The storage industry is one of the important sub industries of the circulation industry, and the storage and safekeeping of goods is the main business form....

Since the implementation of the reform and opening-up policy in 1979, China has become a country with rapid economic growth. In recent years, the export volume of China's electronic and electrical industry has increased rapidly....

In summer, the production workers in the manufacturing workshop complain. The continuous high temperature has been challenging the heat resistance of the human body....