The Tencent-backed group buying platform has filed to list in the US having raised almost $2.4bn in funding over the past year.

China-based group buying platform Pinduoduo filed on Friday to raise up to $1bn in an initial public offering in the US that would allow internet group Tencent to exit.

The company, which is registered under the name of Walnut Street Group, was reportedly valued at $15bn as of its last funding round in March 2018, which was led by Tencent and sized at $1.37bn according to the IPO filing, contrary to contemporary reports of a $3bn round.

Pinduoduo…