Chengdu, China The first Park City Forum was held in Chengdu, China, on April 22. The development concept and life scene of future cities have become the focus of global experts' discussion. In the process of urbanization, China has made frequent efforts to set up Xiongan New Area and issued the development plan of the Greater Bay Area of Guandong ,Hongkong and Macao. The concept of “park city”,
Abstract: Fiber fly laser printers are widely used in the canning industry.
In the past ten years, due to the harsh requirements of environmental protection and the shortage of resources, the global metal can material industry, metal can industry and metal packaging industry have developed rapidly. The application fields of metal cans are gradually expanding, and the competition among can manufact