Age of Wushu is a sandbox mmorpg developed and published by Snailgames. AoW has already been released in China and boost 20 million players. The American release is scheduled for 1st qt 2013, and is currently in beta. AoW will be F2P with subscription options.
Impressive criminal/constable system.
Bounties, kidnaping, jail, prison, and beheading,
Completely player driven economy.
Lots of professions from calligraphy to fishing and farming complete with minigames
Day and night/weather systems
Early morning, morning, noon, evening, night light rain, moderate rain, thunderstorms, sand storms (will change desert design)
Game will change seasons according to season in server location, sun and moon eclipses.
Weather will have impact on gathering/harvesting system, snow will reduce growth time and amount of items, some styles will be weaker during winter some during summer