国外的开源游戏引擎，能够承载上千人，属于社交类的游戏-Foreign open source game engine, capable of carrying thousands of people, belonging to social class of the game

山寨QQ开心农场.而闻名的社交游戏开发商上海五分钟网络科技有限公司(简称“五分钟”),在前不久再被媒体高度关注-QQ happy farm cottage. A social game developer known for five minutes, Network Technology Shanghai Co., Ltd. (referred to as " five minutes" ), in the recently re-close attention by the