Chinese steel giant BaoSteel announced that the first cable strand of the main cable of the Lingdingyang Bridge in the Guangdong-Hong Kong-Macao Bay Area was successfully erected. 2060 MPa steel wire developed by Baowu was used in bridge construction on a large scale for the first time. There are two main cables along the upstream and downstream of the bridge. Each main cable is composed of 199 cable strands, which itself is composed of 127 high-strength steel wires.Baosteel Metal successfully developed and launched for the first time in the world the 2060 MPa Zn-Al-Mg coated steel wire in 2019, which integrates many core technologies and is at the world leading level.The Lingdingyang Bridge is a 1666 meter main span suspension bridge with a 270 meter high main tower. Lingdingyang Bridge not only is the sea-crossing bridge with the highest navigable clearance in the world, but also the steel box girder suspension bridge with the longest span over the sea.