1. Beijing Energy Group Co., Ltd. (hereinafter referred to as "Jingneng Group" or "Group") was established in 2004, which was formed by the merger of the former Beijing International Electric Power Development and Investment Company and the former Beijing Comprehensive Investment Company.

2. China Huaneng Group Co., Ltd. (hereinafter referred to as China Huaneng) is an important state-owned backbone enterprise approved by the State Council. Founded in 1985, it was born and grew with the reform and opening up.