Lei Jun, chairman of Kingsoft, has reportedly bought an additional 2.5% stake in the company for about HKD190 million.

Chinese Internet company Tencent published its financial report for the fourth quarter and the entire year of 2012.

According to an internal email reportedly sent by Bu Guangqi, chief executive officer of Tencent's e-commerce subsidiary 51buy.com, the company will implement a structural adjustment, aiming at sales of CNY15 billion to CNY20 billion in 2013.

Chinese online marketing is booming, and Tencent just announced the launch of its advertising real-time trade platform Tencent AdExchange, marking its formal entry into the Chinese real time bidding market.

Chinese Internet company Tencent revealed that Zheng Jingwei, former chief operating officer of AdChina, has joined Tencent as general manager for the advertising platform unit of the networking media group.

Chinese Internet company Tencent's online payment service Tenpay and American Express have reached cross-border payment cooperation and the two parties have jointly launched a new virtual payment product.

Chinese B2C e-commerce website Dangdang.com and Alibaba's B2C Internet shopping site Tmall.com have jointly announced that Dangdang.com has opened a flagship store on Tmall.com, selling books and daily commodities.

Ma Mingzhe, chairman of Ping An Insurance (Group) Company of China, Ltd, confirmed to Chinese local media that the company has cooperated with Alibaba Group and Tencent Group in the establishment of a new insurance joint venture for Chinese consumers.

Chinese group buying website Ftuan.com announced that its physical company has been renamed from Beijing Kala Interactive Technology Company Limited to Beijing Wangluo Tianxia Life Technology Company Limited, and both Ftuan.com and Gaopeng.com will be integrated into the company.

Chinese Internet shopping website Taobao.com has launched an application store under the domain App.taobao.com.

Ftuan.com, a Chinese group buying website, and Gaopeng.com, the joint venture between Tencent and Groupon, have reportedly completed their merger and integration, and the new company will be led by Lin Ning from Ftuan.com.

Chinese social networking giant Tencent has acquired a minority stake in U.S. game company Epic Games.

UCWeb, Chinese provider of mobile Internet software technology and browser services, confirmed that the company has acquired 9game.cn, a mobile games platform, and it plans to build an open platform for mobile Internet games.

Ma Huateng, chairman and chief executive officer of Tencent, has announced plans to invest USD1 billion in its independently operated e-commerce holding company.

Chinese Internet company Tencent revealed in its financial report for the first quarter of 2012 that the company acquired a 13.84% stake in KakaoTalk, a South Korean mobile communication application, for CNY403 million.