Hong Kong, 18 March 2026 — The Executive received a Rule 22 disclosure concerning dealings in ENN Energy Holdings Limited (02688) shares during the company’s ongoing privatisation by scheme of arrangement.

Key transaction details:

• Dealer: UBS AG, an exempt principal trader connected with the offeree company and dealing on its own account.

• Trade date: 17 March 2026.

• Purpose: Hedging of Delta 1 products generated by wholly unsolicited client-driven orders.

• Purchases: 6,600 ordinary shares for a total consideration of USD 0.45 million at a uniform price of USD 67.4621 per share.

• Sales: 5,200 ordinary shares for USD 0.35 million at prices ranging between USD 67.15 and USD 67.25 per share.

Net result: UBS AG recorded a net purchase of 1,400 shares, representing a net cash outflow of USD 0.10 million.

All trades were executed for UBS AG’s own account. The disclosure forms part of the public record related to ENN Energy’s proposed privatisation.