Pg In Any One City Shanghai – Hangzhou – Chengdu – Qingdao – Chongqing – Zhengzhou

Hi Everyone indusladies from Great country China,
In 2021, January I would like to come China for 3 months internship. That school has mentioned following cities I can select from...
Beijing – Shanghai – Hangzhou – Chengdu – Qingdao – Chongqing – Zhengzhou

My questions 1)Pls suggest me which city is beautiful and safe .?
2). If anyone would like to tell me reliable address of Chinese PG Or B&B during my stay.

As I am single and trustworthy (go thru my earlier posts for ref.) . If I will get accomodation Sharing it would be v. Easy and convenient for me to come abroad.

Kindly share me any reliable PG .

With regards.
IMAN