The venture capital firm has led $15m series B rounds for portable battery charging company Zimi and headphone maker 1More.

GGV Capital has led $15m series B rounds for Zimi, the China-based manufacturer of a portable battery charger, and China-based headphone maker 1More, Tech in Asia reported yesterday.

Although neither company has revealed details about their respective series A rounds, both operate within smartphone manufacturer Xiaomi’s ecosystem, dubbed XiaomiWorld. Xiaomi has also invested an undisclosed amount in 1More.

The investment is part of venture capital firm GGV’s increasing foray into internet of things startups, which it has now increased to…