(3) I agree with the author of the second document that the construction of railways can greatly speed up people's travel and greatly promote the circulation of goods.
(4) 19 In the early 1970s, Li Hongzhang founded Shanghai Maritime Merchants Bureau; The earliest modern shipping enterprises broke the monopoly of foreign powers for the first time. 1920, China's first air route-Beijing-Tianjin route was opened, and China civil aviation kicked off. 1875 Shanghai merchants set up telephone lines and opened the first telephone. In 1980s, foreign countries began to set up telephone offices in Shanghai.
Influence and change: On the one hand, it accelerates people's life rhythm, promotes economic and cultural exchanges and development, promotes information exchange, broadens people's horizons, profoundly changes people's concepts and improves people's quality of life.