"PTN技术与应用：移动网络发展趋势与带宽需求演进"

The development trend of mobile networks is highlighted in the presentation "PTN Technology and Application L2-1 Mobile Network Development Trends". It explores the changing landscape of bandwidth demand, coexistence of multiple networks, and the evolution of clock requirements in the industry. The shift in business models is also discussed, reflecting the transition towards broadband online services. The growth of telecommunication mobile broadband services, flow bandwidth, and the emergence of new technologies such as Air Interface Technology and Video Phone are shaping the future of the industry. With a forecast of continued growth in bandwidth demand and the coexistence of various networks, businesses must adapt to these trends to stay competitive in the market. The presentation emphasizes the need for businesses to embrace the changes and innovations in the mobile network sector to thrive in the increasingly digital world.