February 14, 2012 (Chinavestor) Chinese stocks lacked direction in Asia on Tuesday after Moody's downgraded six European nations. The Hang Seng Index (INDEXHANGSENG:.HSI) eked out a small 30.4 points or 0.1% gain. Investors in Shanghai remained cautious after a remark from a central banker that the government is unlikely to loosen monetary policy this year. Most components of the Hang Seng Index (INDEXHANGSENG:.HSI) fell on Tuesday with steel and mining stocks falling the hardest. But power generators rose on hopes that a wholesale tariffs rise is on the horizon. Huadian Power (HKG:1071) was the best performing stock among 42 components of the Hang Seng Index (INDEXHANGSENG:.HSI). Huaneng Power International (HKG:0902), the largest independent power generator in China, rose 1.8%.