Whether it is at the national level or by enterprises, they are spare no effort to promote the development of 5G technology, so what benefits will 5G bring to people? How will we change our current society? A few days ago, the Ministry of Industry and Information Technology and the State-owned Assets Supervision and Administration Commission jointly issued a notice on accelerating the development of 5G, requesting all departments to improve policy support and accelerate the development of 5G (fifth generation mobile communication standard, also known as fifth generation mobile communication technology) technology. The joint notice of the Ministry of Industry and Information Technology and the State-owned Assets Supervision and Administration Commission has made the development of 5G once again the focus of attention. According to related media reports, Hangzhou will build a 5G experimental site based on 3GPP standards in my country. 5G is getting closer and closer to people. For the plastics industry, it is necessary to grasp the development trend of 5G technology, produce unique and high-quality materials, and operate well in the "5G" era of the plastics industry.