Journalist Takefumi Makino provides a comprehensive retrospective on the 2021 Chinese tech sector, highlighting a fundamental shift from aggressive expansion to stable growth amidst a shrinking labor force. The overview identifies increased government regulation and anti-monopoly crackdowns against giants like Alibaba as the defining trends of the year. Beyond legal hurdles, the text explores viral marketing successes on platforms like Bilibili and the rapid electrification of the automotive market led by Tesla and Wuling. It also addresses sensitive social issues, including workplace sexual harassment scandals and the complexities of labor practices in the Xinjiang cotton industry. Ultimately, the author suggests that these structural changes and regulatory "normalizations" are designed to foster fairer competition for the next generation of startups.