NEW YORK ( TheStreet) -- Giant Interactive Group (NYSE: GA) is trading at unusually high volume Tuesday with two million shares changing hands. It is currently at four times its average daily volume and trading up 31 cents (+5.9%) at $5.53 as of 12:39 p.m. ET. Giant Interactive Group has a market cap of $936.7 million and is part of the services sector and diversified services industry. Shares are up 20.1% year to date as of the close of trading on Monday. Giant Interactive Group Inc. develops and operates online games in the People's Republic of China. It primarily offers multiplayer online role playing games (MMORPGs). The company operates 11 games, including nine MMORPGs, one casual massively multiplayer online game, and one strategy browser game. The company has a P/E ratio of 7.9, below the average diversified services industry P/E ratio of 9.3 and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Giant Interactive Group as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures and notable return on equity. However, as a counter to these strengths, we find that the stock has had a generally disappointing performance in the past year. You can view the full Giant Interactive Group Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.