The podcasting platform, which uses natural language processing to power in-audio search, has raised $12.8m in series A funding from investors including SIG China.

China-based podcasting platform developer CastBox has raised $12.8m in a series A round featuring SIG China, an investment fund run by technology and trading firm Susquehanna International Group.

The round, which closed in June 2017 but announced on Friday, was co-led by venture capital group IDG Capital and VC firm Qiming Venture Partners with participation from GSR Ventures and ZhenFund, according to VentureBeat.

Founded in 2016, CastBox is the creator of a podcasting app that uses natural language processing and…