YI • SEC Gov • Apr 29, 2025 YI : 20-F : Periodic Financial Reports Download Exhibits Related Filings from YI 20-F EX-11.2 EX-12.1 EX-12.2 EX-13.1 EX-13.2 EX-15.1 EX-15.2 EX-15.3 EX-15.4 EX-2.4 EX-8.1