五七干校 (五七幹校) wǔqī gānxiào

wǔqī gānxiào proper noun May 7 Cadre School (forcing educated people into re-education and peasant labor during Cultural Revolution)
Domain: History 历史 , Subdomain: China
Notes: Abbreviation for 五七干部学校 (CC-CEDICT '五七幹校')