Lianhe Global has upgraded the global scale Long-term Issuer Credit Rating of Yunnan Provincial Energy Group Co., Ltd. to ‘A+’ from ‘A’; Issuer Rating Outlook Stable

HONG KONG, 8 September 2026 – Lianhe Ratings Global Limited (“Lianhe Global”), an international credit rating company, has upgraded the global scale Long-term Issuer Credit Rating of Yunnan Provincial Energy Group Co., Ltd. (“YEG”, formerly Yunnan Provincial Energy Investment Group Co., Ltd.) to ‘A+’ from ‘A’; Issuer Rating Outlook Stable.