Corporate-backed EarlySense has closed a $25m funding round led by financial services firm Bank Hapoalim and backed by a range of existing investors.

The Alibaba-backed social messaging platform has raised $1.8bn since February 2015, with more than $1.1bn coming this year.

BOE and TCL joined existing investors including Samsung and Veeco Instruments for a round that boosted OLED display technology provider Kateeva's total funding to $200m.

Medtronic and Johnson & Johnson-backed Mitralign has so far secured $39.8m in series E funding but has not named the round's investors.

Existing shareholders including Softbank, Telstra and American Express returned to back the e-commerce platform's $30m series E round, which was led by GGV Capital.

The fashion e-commerce company has now raised over $300m in total and will use new investors IDG Capital and Temasek to help it expand in Asia.

Mannai Corporation-backed Nexthink, which uses artificial intelligence to monitor and analyse network traffic, has raised $40m to drive international expansion.

The saltwater electrolyte battery producer, which counts Shell, Total and Exelon as backers, has now raised about $190m in debt and equity since it was founded.