Chinh Thuỷ SeaFood Restaurant - Nhà Hàng Hải Sản Hà Nội is a large, upscale seafood restaurant in Hanoi serving shrimp and mantis shrimp. The shrimp are large and the mantis shrimp have thick meat, and the seafood is generally fresh. The restaurant has several private rooms that seat four to six tables and an indoor singing facility. Food tends to come out slowly.