Xinhua News Agency, May 12, the Shenzhen Stock Exchange issued the "Shenzhen Stock Exchange Public offering Infrastructure Securities Investment Fund Business guidelines No. 1-Review concerns (trial) (revised in 2023)."

Xinhua News Agency, May 12, the Shenzhen Stock Exchange issued the "Shenzhen Stock Exchange Public offering Infrastructure Securities Investment Fund Business guidelines No. 1-Review concerns (trial) (revised in 2023)."