China's PhD workforce has grown 82% over a decade (53,700 graduates in 2014 to 97,200 in 2024), but universities offer only ~35,000 positions annually, creating a severe oversupply. Leading secondary schools in major cities—particularly Shenzhen—now actively recruit PhD holders with lucrative salaries (260,000–280,000 yuan base, plus bonuses and housing subsidies up to 1.05 million yuan for top-tier graduates). This represents a systemic mismatch between education supply and academic/research career availability, with intense competition for tenure-track university roles (3 applicants per position) driving talented scholars into secondary education.