The north bank sea dike is for the direct protection of Hangjiahu plain, Suzhou City, Songjiang Nanyuan area of Shanghai as a safe barrier of tidewater and flood. The project is an major forming part of Northern sea dike, by reinforcing this portion of sea dike as to prevent damage from 100-year return period tidewater and level-12 typhoon. Our company has undertaken the construction task of bid 3, 6, 10 and 12. The project won Chinese Construction Project Luban Medal( state excellent project).