Lanzhou jurisdiction of the catering units (excluding hotels, units within the canteen), individual merchants to suspend the dine-in, courier, takeaway personnel must be on duty with a 24-hour negative nucleic acid test certificate, during the work of personal protection.

Lanzhou, referred to as "Lan", "Gaogao", the ancient name of the Golden City, Gansu Province, prefecture-level cities, the provincial capital, the State Council approved the determination of the important industrial base in northwest China and the comprehensive transportation hub, one of the important central city in the western region, an important node of the Silk Road Economic Belt. Silk Road Economic Belt, an important node city.