Pinduoduo, a startup operating an online group buying platform, has raised series B funding, after growing its service using Tencent's WeChat app.

Bertelsmann Asia Investments was among the participants in the first external funding round disclosed by DotC United, a mobile app developer spinout of Avazu.

The round, made up of $8.5m in series A capital, $4m of venture debt and $5.7m in private financing, featured corporate venturing fund Orange Digital Ventures.

Fashion e-commerce company Voonik Technologies has secured $20m in a round featuring Times Internet and Beenos.

Vegan dairy product developer Ripple Foods has added a GV-led series B round to the $13.6m in series A funding it raised six months ago.

The app and smart device maker co-led the round for Qudian, the instalment buying platform founded as Qufenqi, doubling its overall funding.

The Foxconn-backed multi-aperture camera developer took its total funding to almost $65m in a round that will support the expansion of its worldwide supply chain.

The media company reinvested as part of a funding round that valued the India-based online ticketing platform at more than $440m.