On June 22, 2005, the ceremony for equity restructuring of North United Power Co., Ltd. was held in
Hohhot. Huaneng Group obtained 51% of equity of North United Power Co., Ltd..
North United Power Co., Ltd. was established in January 2004, with a registered capital of 10 billion Yuan.
When it was established, the controlling shareholder was Inner Mongolian Power Investment Co., Ltd. and
the other shareholders include Huaneng Group, Shenhua Group Corporation and CITIC Pacific Ltd.
Located in Inner Mongolia Autonomous Region, North United Power Co., Ltd. now has 6.446 million KW
of installed capacity, accounting for about 60% of the power generation market of Inner Mongolia, plus
10.868 million KW under construction. In addition to power generating assets, the Company also invests in
large coalmines and railway projects and enjoys unique advantages in resources and location, with great
Huaneng’s taking control of North United Power Co., Ltd. is another major achievement made in the
capital operation of Huaneng and has an extremely important strategic significance. The restructuring has
expanded the installed capacity scale of Huaneng, improved the distribution and structure of its power
generating assets and broadened its development space. After Huaneng became the dominant shareholder
of North United Power Co., Ltd., its controllable installed power generation capacity will reach 40.84
million KW so that it has become China’s first power generation group to reach 40 million KW of installed
capacity and taken an important step toward the strategic goal of becoming an energy company primarily
relying on electric power, a multinational company primarily based in China and a large enterprise group
with international competitiveness.