According to the Zhitong Finance App, ST Tianlong (300029.SZ) announced that the company's board of directors recently received a written resignation report from the company's chairman Mr. Zhang Liang. Mr. Zhang Liang applied for personal reasons to resign as director and chairman of the fifth board of directors of the company for personal reasons. At the same time, he resigned as chairman of the strategic decision committee, member of the audit committee, member of the nomination committee, and member of the remuneration and assessment committee. After resigning from the above positions, Mr. Zhang Liang will no longer hold any position in the company and its holding subsidiaries.