Zhanan fok-hing-ahn technology co. Ltd. Was established in november 2005 to bring together large-scale high-technology enterprises that develop, produce, sell and serve as one. The company works mainly in related industries such as the 5g+ wisdom mines, the city of wisdom, and its main operations are the mine safety control system, the mineral personnel positioning system, the wireless communications system, the underground broadcasting system, the unorbited rubber wheel transport control system and the integrated automated mine system, among others, and associated equipment。