Mobike (
摩拜单车) and ofo (
黄色小黄车) led China's mid-2010s bike-sharing boom — at peak, every Chinese city was flooded with orange Mobikes and yellow ofos. Mobike was acquired by Meituan in 2018 and rebranded to
美团单车. ofo collapsed by 2019. The era left a lasting vocabulary of QR-code unlock (
扫码开锁) and shared-economy phrases.