Cleantech company 4energy has received an investment from Chrysalix Set to accelerate its global rollout of energy saving solutions and strengthen its investor base.

Nexenta, which is backed by SanDisk Ventures, the corporate venturing unit of SanDisk, Sumitomo and UMC, has received an investment from Dell Ventures.

Sustainable energy products installer Ecovision has received $6m from BGF to fund its energy efficiency schemes.

The Tencent-backed instant messaging app developer has joined the $10bn club as rumours emerge of a prospective Microsoft acquisition.

Mobile healthcare company Airstrip has raised $25m from investors including Qualcomm to expand into home health and foreign markets.

Education app Super Class Table has raised an undisclosed amount of series B funding in a round led by Alibaba.

China Investment Corporation makes an undisclosed investment to secure 5.2 million shares.