In the afternoon, several listed companies issued announcements. The details are as follows: ① Longquan Co., Ltd.: The company was the first candidate to win the bid for the “Xiajin County Zhangwei South Canal to Machihe Camera Flooding Project (Phase 1) Procurement 2”. The bid price was RMB 94.3 million, accounting for about 8.51% of the company's audited revenue in 2023. ② Longhua New Materials: The first phase of the 80,000-tons/year amino polyether project built by the company has officially entered the trial production stage. Qualified products were successfully produced on May 8, 2024. All product indicators reached excellent grade, and a successful operation was achieved. ③ Beibu Gulf Port: The cargo throughput in April was 26.384 million tons, an increase of 4.52% over the previous year. ④ Hang Yuwei: Yan Jun applied to resign as a director of the sixth board of directors of the company, chairman, and chairman of the strategic development committee of the board of directors due to personal reasons. After his resignation, Yan Jun will serve as the company's honorary chairman and chief scientist.