Two CRT lines start full operation
https://news.cqnews.net/1/detail/1180151688149143552/web/content_1180151688149143552.htm
Two separate sections were connected by this opening.
I was also surprised at the fact that total length of Chongqing Metro is about 500km.
When I knew the existence of Chongqing Metro, there used to be just one monorail line.