We are a trusted supplier of aluminum casting hosing for Gas-Insulated Switchgear(GIS), Current Circuit Breaker (CCB), and Gas Circuit and Breaker(GCB) to international names such as ABB, Siemens, Alstom, Hyundai, and Hyosung. These products require a high strength and density, and a low flow rate in order to maintain the reliable performance of the power supply system.