MAIET recently mentioned that TencentGames will be hosting GunZ 2 in China.
Cinderboy, owner of MMOCulture states that some new screenshots Gunz 2 will be coming in later today, but for now: Here's a teaser image.
From what we can make out:
*Duel wielding pistols possibly returning
*Possible new or revamped map from GunZ 1