Group 1 - The company Longjian Co., Ltd. (stock code: 600853) has won the bid for the construction project of the Dan-A Highway Tongjiang Songhua River Bridge and its approach road, with a bid price of 780 million yuan [1] - The planned total construction period for the project is 48 months, which includes the construction of a 5741-meter super bridge and a 5122-meter steel trestle bridge, with the main bridge being a 790-meter three-tower cable-stayed bridge and an approach bridge of 4951 meters [1] - This project is expected to account for approximately 4.26% of the company's audited operating revenue for the year 2024 [1]