Core Points - The ecological protection and restoration project in the northern coastal area of Dongying, Shandong, constructed by China Communications Second Harbor Engineering Company, has passed the completion acceptance [1] Group 1: Project Details - The project includes ecological enhancement of 6,322 meters of slope surface [1] - It involves the construction of live oyster reefs covering approximately 457.5 hectares [1] - The project has restored about 64.7 hectares of land back to the sea [1] - It includes the recovery of 120 hectares of saline-alkali land with the restoration of alkali grass [1] - The project features a 31-hectare planting area for alkali grass [1] - It also addresses the management of 248.5 hectares of Spartina alterniflora [1]