Weifang Dongyang Haike Heavy Industry4000m³ constructed by a limited company; /The fully electric underwater pump suction ship equipment adopts an electric underwater pump design to extract underwater materials with a concentration of up to 30% to 40%. It is environmentally friendly and has low energy consumption, greatly reducing operating costs and improving customer profitability. Our company warmly welcomes domestic and foreign merchants to come and negotiate guidance for cooperation and win-win results