Yu Gang — SEC Insider Profile, Roles & Companies

Initial ownership (Form 3) 4 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
March 18, 2026	YI	Shares (Class B)	36,000,000	Direct
March 18, 2026	YI	ADSs (Class A)	176,000	Direct
March 18, 2026	YI	RSUs (Class A) [F1]	292,362	Direct
March 18, 2026	YI	RSUs (Class A)→ Class A Ordinary Shares (750)	750	Direct