Dec. 7 (Bloomberg) -- China's stocks rose, with the CSI 300 Index completing its biggest weekly gain in more than three months. Citic Securities Co. led brokerages higher on expectations the share market's rally will boost broking business.

``Chinese brokerages are proxy to the domestic market, which we have a long-term bull view on,'' said Zhang Qi, an analyst at Haitong Securities Co. in Shanghai.

Power suppliers including Huaneng Power International Inc. advanced on expectations they will raise electricity rates.

The CSI 300 Index, which tracks yuan-denominated A shares listed on China's two exchanges, gained 70.29, or 1.4 percent, to 5,041.35 at the close. The measure rose 6.4 percent this week, the most since the five-day period ended Aug. 24.

Citic Securities, China's biggest publicly traded brokerage, rose 1.23 yuan, or 1.4 percent, to 89.61. Haitong Securities Co., the country's second largest, advanced 0.77 yuan, or 1.4 percent, to 54.91. Hong Yuan Securities Co., China's first publicly traded brokerage, added 0.84 yuan, or 2.4 percent, to 36.57.

The average trading value on the two exchanges was 99.3 billion yuan ($13.4 billion) this week through Dec. 5, compared with 95.2 billion over the past two weeks, according to data compiled by Bloomberg.

Huaneng Power International Inc., the listed unit of China's largest power group, climbed 0.52 yuan, or 4 percent, to 13.65. China Yangtze Power Co., owner of the world's biggest hydropower project, added 0.41 yuan, or 2.4 percent, to 17.79.

Chinese power producers asked the government for an electricity price increase to reflect higher coal costs, Shanghai Securities News reported.

Hong Kong Debut

The China Electricity Council, which represents the nation's power producers, submitted a proposal to the National Development and Reform Commission at the end of last month, it said.

China Railway Group Ltd., the world's third-largest construction company, added 0.09 yuan, or 1.1 percent, to 8.44. Its Hong Kong-listed shares jumped as much as 30 percent to HK$7.50 on the first day of trading today after raising HK$19.2 billion ($2.5 billion) in its overseas stock sales.

Shanghai Zhenhua Port Machinery Co., the world's biggest maker of container cranes, gained 0.73 yuan, or 3.2 percent, to 23.90 after receiving a $200 million contract from Taipei Port Container Terminal Corp. The company will deliver the cranes by 2009, Zhenhua said in a statement to Shanghai's stock exchange.

The Shanghai Composite Index, which tracks the bigger of China's stock exchanges, rose 1.1 percent to 5,091.75. The Shenzhen Composite Index gained 1.6 percent to 1,318.56.

To contact the reporter on this story: Zhang Shidong in Shanghai at szhang5@bloomberg.net

Last Updated: December 7, 2007 02:22 EST