Financial services provider and strategic partner SBI Holdings has increased the size of Yello Mobile's latest round, raised at a $4bn valuation, to $73m.

Online financial group SBI Holdings invested $30m in South Korea-based mobile internet company Yello Mobile yesterday.

The funding was supplied as an extension to the $43m of convertible debt financing Yello raised in December 2015. That round, led by venture capital firm Formation 8, valued Yello at $4bn.

Founded in Seoul in 2012, Yello Mobile operates a range of mobile platforms, apps and services across Asia, covering online retail, media, advertising, travel and online-to-offline offerings.

The investment follows the formation…