Chinese Stocks in the U.S.: China Ritar, Huaneng Power, Suntech

The Bank of New York Mellon China ADR Index, which tracks American depositary receipts, increased 0.2 percent to 449.02. The American Stock Exchange China Index gained 0.3 percent to 241.16. The Shanghai Composite Index advanced 1.4 percent to 3,129.497.

The following companies were among the most active Chinese shares in New York trading. Stock symbols are in parentheses and prices are as of 4:38 p.m. New York time.

China Ritar Power Corp. (CRTP US), the Shenzhen-based maker of lead-acid batteries, increased 2.2 percent to $3.19. China Ritar said in a statement that it signed a letter of intent to acquire TDL Power Technology Co., a private battery company in Zhuzhou, Hunan Province, China.

Huaneng Power International Inc. (HNP US), a unit of China’s biggest electricity producer, fell 0.2 percent to $22.70, the lowest level since June 22. Fitch Ratings cut Huaneng’s standalone rating to BB from BB+ because of rising fuel costs and the company’s debt.

Suntech Power Holdings Co. (STP US), China’s largest maker of solar-power modules, jumped 5.7 percent to $9.30, the highest value since Oct. 18. Suntech Power Holdings and Infigen Energy proposed building four solar energy farms in Australia’s New South Wales state that would cost $792 million, documents filed with the government show.

To contact the reporter on this story: Camila Russo in New York at [email protected]

To contact the editor responsible for this story: David Papadopoulos at [email protected]