With the construction of large-tonnage wharves in the deep sea area, more and more large-diameter inclined piles are used for rock-socketed piles. In order to meet the development needs of this situation, our company has successfully completed the deep sea area through innovation, reform and practice. , The construction task of rock-socketed piles with large diameter inclined piles in the bare rock area. This is a photo of our company installing a 2500mm diameter diagonal pile reinforcement cage during the third phase of the construction of Yangshan Port.