On the morning of January 16th, with the roar of several excavators, the foundation of the PR101 pipe rack in the synthetic ammonia area of Bangladesh GF project has been excavated according to the plan. It officially entered the earth excavation stage of the main structure. The groundwater level in Bangladesh is shallow, so it is required that personnel shall keep close cooperation with materials and machines. In order to ensure the excavation quality and construction efficiency, the project team planned and formulated a strict earthwork excavation plan. In strict accordance with CC7’s operating safety management regulations, the project team carried out safety technical disclosures, inspected safety protection measures and related mechanical equipment, etc., especially checked hydrogeological conditions and key difficulties in excavation, and a special construction plan was submitted for review. The construction equipment and materials were inspected and delivered to the site, and the mixing station was also installed for trial production.