Tencent-backed Q&A platform Zhihu said to raise $300m at $2.5b valuation Chinese Yuan notes. Photo: Reuters Mars Woo July 20, 2018 PremiumZhihu Technology, a Tencent-backed question-and-answer platform, has raised $300 million in a Series E funding round that valued the company at $2.5 billion, according to a 36Kr report. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at firstname.lastname@example.org.