On April 10th, after the outbreak of the new champions league, kunshan city decided at midnight on April 2 to April 6, 24 when upgrade epidemic prevention and control measures in the city, require companies to dwell production, home office, and control the external traffic, etc. The late April 5 and then declares effect from April 6 to 8 April 24, further upgrade the epidemic prevention and control measures, the enterprise must all closed management. On April 7th night, kunshan and announced to extend the traffic control measures to April 12, 24.