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That approach was costly and cruel, Chen said. Instead, she aimed at providing effective, safe vaccination.

Tencent Holdings, one of China's most famous internet companies, spent .78 billion on a 5-percent stake in Tesla in March, a move targeting the lucrative self-driving vehicles and related services.

That can be attributed to the lack of political will and the absence of a more institutional way of collecting and managing solid waste, according to Marks from the City University of Hong Kong.

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That is encouraging news for industries from traditional commerce and finance to manufacturing. Physical malls will get immersive online-to-offline solutions at a lower cost, and manufacturers stand to enjoy a digital twin for simultaneous, remote monitoring of production bases with much lower human costs and higher efficiency.

Ten years ago, Tencent upended the communications industry with internet technology.

That has called into question the financial terms of the merger, according to sources working on the transaction.

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Tencent's stall at the 2014 Global Mobile Internet Conference in Beijing displays QQ's mascots. Teenagers in China are moving away from text-based online content and TV to video and social media such as QQ, the Chinese-language instant messenger. PROVIDED TO CHINA DAILY

That growing level of user stickiness is eroding the dominance of China's tech duos, Tencent and Alibaba Group Holding Ltd, which boasts 552 million active users on its Taobao and Tmall online shopping spaces.

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Tembin battered the southern Philippine island of Mindanao on Friday, triggering floods and mudslides in the region.

Thanks to the efforts of local residents and the authorities, the exhausted birds don't have to face hunger, pesticide or poachers after flying over 1,000 km. Instead, the cranes can easily find pollutant-free highland barley and wheat left by farmers.