NEW YORK (AP) -- Shares of Chinese online gaming companies traded mixed Thursday, with The9 Ltd. and CDC Corp. rising after releasing some positive game metrics.

On Thursday, The9 and Blizzard Entertainment said that Blizzard's game "World of Warcraft" hit a record of 800,000 simultaneous users.

The9, which operates "World of Warcraft" in China, said the record occurred after its Sept. 6 launch of "The Burning Crusade," a game expansion pack that adds gameplaying features.

Also Thursday, shares of Chinese online gaming, software and Internet service company CDC Corp. said that average daily revenue for its "Yulgang" and "Special Force" games increased dramatically in September.

CDC Games said average daily revenue for "Yulgang" grew more than 20 percent during the month, compared with July and August, and average daily revenue for "Special Force" increased 52.3 percent from August to September.

Here's how the key Chinese online gaming companies fared in trading Thursday:

The9 Ltd. American Depositary shares, up $3.07, or 10.3 percent, to $32.97

CDC Corp., up 63 cents, or 8.4 percent, to $8.14

Netease.com Inc. ADS, up 23 cents to $16.79

Perfect World Co. ADS, down 22 cents to $27.08

Shanda Interactive Entertainment Ltd. ADS, down 44 cents to $35.91