Shibei High-tech (600604) announced on the evening of May 10hardymarquisno3salmonreelLuo Lan resigned from all positions such as chairman of the company's board of directors, director, chairman of the strategy committee of the board of directors, and member of the remuneration and evaluation committee due to personal work reasonshardymarquisno3salmonreelAfter resigning, Luo Lan will no longer hold any position in the company.