Both Meituan and Ele.me do same-city errand business.
Tips
usage
同城 = 'same city,' 跑腿 = 'to run errands' (CC-CEDICT). Together: intra-city on-demand pickup and drop-off — forgot documents at home, need a cake urgently, want something queued for you. Big players are 达达, 闪送, 美团跑腿, and 饿了么跑腿.