The application background of Co-Ni-Al composite binder phase in cemented carbide was introduced.The latest research results of Co-based superalloy and the properties of cemented carbide with binder strengthened by ordered phase were briefly described.The application of integrated computational material engineering in the research and development of Co-Ni-Al composite binder was introduced.The progress in the preparation,microstructure characterization and performance of WC-CoNi-Al cemented carbides were su...