Touch panel maker O-Film Tech is moving into virtual reality with a stake in the VR device developer, whose backers include China Mobile Games and Entertainment.

IDG Capital has put money into Tangdou, an app that provides group dance exercises, two months after Legend Capital contributed to a $15m round.

The drone traffic management platform, which spun out of research institute Vito, secured funding from Qbic, Terra Drone and PMV.

The US-based wireless infrastructure technology developer and University of Texas spinout has also named board member Cole Brodman as its new chief executive.