Become a member of this channel and receive benefits: / @byby-v6n Will China's population fall back to approximately 400 million by the end of this century? This video uses authoritative data and long-term trends to help you understand the century-long reversal from "400 million compatriots" to 1.4 billion, and then back to 400 million. Why has negative growth arrived earlier than expected? How do high childcare costs, changing attitudes, and a shrinking base of women of childbearing age combine to create a "low birth rate avalanche"? We dissect the daily landscape of a super-aged society in 2035, dependency ratio pressure and industrial reshuffling in 2050, and an inverted pyramid society in 2100; and assess the possibilities and limitations of pathways such as subsidies, delayed retirement, childcare systems, women-friendly workplaces, the silver economy, AI and automation, and immigration. This is not alarmist, but a structural transformation that requires foresight. After watching this video, you will gain key coordinates and an action list for the future. We also examine how the three major burdens of housing prices, education, and healthcare are altering fertility choices; why local cash subsidies often prove insufficient; and the generational impact of the family structure shifting from "4-2-1" to "8-2-1". Finally, through multi-scenario analysis, we present the possible bottom line for China's population and the priorities for social responses: fiscal and pension/medical preparedness, urban and rural restructuring, and technology-driven productivity improvements. Will 400 Million Compatriots Return? From 1.4 Billion to 400 Million: The Final Countdown to China's Population Reversal