Amazon has agreed to pay upwards of $1.2bn for the smart doorbell maker, which counts the corporate's Alexa Fund among its investors.

The online video streaming platform is majority owned by Baidu but counts Xiaomi as its second largest investor.

The smart vehicle developer, backed by Tencent, Baidu, JD.com and Lenovo, has hired banks for an IPO expected to raise between $1bn and $2bn.

Sensor technology developer Chirp will become a wholly-owned TDK subsidiary, providing exits to University of California and UC Berkeley’s Skydeck accelerator.

The e-commerce holding group has now sold nearly $1.2bn of its shares in the publicly-listed food delivery platform, having invested $568m in 2015.

The online marketplace could give up its stake in e-commerce company Giosis as part of a deal where it will pay $700m for the latter's Japanese assets.

The prospective deal would involve Alibaba buying out the food delivery platform's other backers, including Baidu, Tencent and JD.com, at a $9.5bn valuation.

Robert Bosch has paid an undisclosed amount for the carpooling platform, giving InMotion Ventures its first exit.

Salesforce is set to exit the file storage and sharing platform, which has filed to go public after raising more than $1.7bn in debt and equity financing.