【Project Overview】 This project (Phase I) was located between Dazhitou Island, Baozui Island and Shenjiawan, covering a land formation area of 3.8 km2. Shanghai Darun Port Construction Group Co., Ltd. was in charge of the construction of the east cofferdam of the middle breakwater and the north submerged breakwater, with a total length of 4 kilometers. The breakwater was designed with a riprap protection for slope structure; the project value totaled RMB 43 million.