The companies make their money by selling digital goods in the games, by carrying advertising and by getting players to sign up for marketing promotions.

社交网游公司的盈利源于出售游戏中的数字产品、承接广告以及发动玩家参与促销。

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The company plans to make money by selling subscriptions that give players access to additional levels and by selling virtual goods.

该公司计划依靠玩家预定获取附加级别以及销售实物来赚钱。

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Tencent started in instant messaging in 1999 and unlike nearly everyone else, figured out a way to make money from it by selling virtual goods and services to enhance your avatar.

腾讯从1999年起进军即时通讯行业，与其他即时通讯软件不同，他开辟了通过出售增强QQ形象的虚拟商品和服务来赚钱的先河。

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Although some are charging subscription fees to players of online games or selling advertising, many of them make most of their money by managing an online economy, complete with virtual goods and a digital currency.

ECONOMIST: Video games move online