Germany-based online ordering food service Delivery Hero invested an undisclosed but “substantial” amount in Korea-based online food ordering site Baedaltong on Tuesday.

Baedaltong launched in 2010 and has grown its user base to around 11 million. They can order food from some 150,000 restaurants across Korea using a “click to call and order” button.

Delivery Hero had already entered the Korean market with its own YoGiYo app, which processes a million orders a month.

Delivery Hero will seek to leverage…