Every day 10, 12, 15,17,20,22 o'clock. The "food basket" is the most concerned issue for the citizens. Sanya has been exploring and implementing direct distribution and direct supply mechanisms such as community group purchase, and Shang Chao has "twinned" with communities (communities and villages) to form a material supply chain of "taking orders online and delivering goods to communities by suppliers". Through "sinking+door-to-door+mutual assistance", cadres and the masses relay to run a "relay race" in which materials are distributed and the masses make up for the vacancies.