Tasly-backed immunotherapy developer I-Mab Biopharma is reportedly eyeing a Hong Kong flotation having recently raised $220m in funding.

The mobile input technology developer plans to float in the US, two years after raising cash in an SIG-backed round.

The copper goods producer has secured more than $45m in a round that included Xiaomi Ventures, reportedly as an existing investor.

The Tencent and Xiaomi-backed news aggregation platform was founded two years ago but was reportedly valued at $1.6bn in March.

SoftBank and eBay are among the exiting investors in the e-commerce marketplace, while Tencent and Microsoft will retain stakes.

The BCC-backed online marketplace raised the cash over the course of this year, and is preparing to expand internationally.

Shea Ventures and existing investor GV contributed to a round that boosted the email technology developer's overall funding to $48m.

Allianz-backed venture capital firm AV8 launches in the UK and the US.

Financial services firm City National Bank has bought Stanford StartX-backed royalties payment platform Exactuals having led its series B round last year.