You can issue a health certificate in Jing 'an District, Shanghai.
Go to Jing 'an District Center for Disease Control and Prevention.
-Address:
No.422 Jiangning Road
Near Wuding intersection! Walk to Changning Road ~ take 136 Road, get off at Jiangning Road, Xinzha Road, walk north along Jiangning Road for 3 minutes, and you will arrive! One way/kloc-about 0/5 minutes. ..