On 4 June 2026, the Executive under the Hong Kong Code on Takeovers and Mergers published a Rule 22 disclosure detailing China International Capital Corporation Limited’s (CICC) dealings in the A-shares of ENN Natural Gas Co., Ltd.

CICC, classified as an exempt principal trader connected with the offeror in the ongoing privatisation by scheme of arrangement, executed a purchase on 3 June 2026 while creating new index-tracking exchange-traded funds (ETFs).

Key transaction data: • Volume: 13,200 ordinary A-shares • Consideration: RMB 0.26 million • Price range: RMB 19.37 (Low) to RMB 19.68 (High) per share

The transaction represents less than 1% of ENN Natural Gas’s issued share class and accounts for below 20% of the value of the securities basket or index related to the new ETFs. All dealings were conducted for CICC’s own account.

No other share dealings were reported in the disclosure.