Fast food retailer Ajisen Ramen reinvested in the smart point-of-sale device provider in a $20m series B-plus round led by Hezhi Investment.

Yunnex, a China-based provider of internet-connected point-of-sale (POS) systems, has raised $20m in a series B-plus round featuring fast food chain Ajisen Ramen, China Money Network reported yesterday.

The round was led by private equity firm Hezhi Investment and included participation from venture capital firm GSR Ventures.

Yunnex has developed a smart POS device that allows businesses to accept payments, and which incorporates sales management software, messaging and e-commerce capabilities, as well as coupon and barcode scanners.

The devices have…