The upper cylinder of the world's first commercial modular small nuclear reactor on land, the Linglong No.1, was hoisted into place in South China's Hainan Province on July 6, 2022. Linglong No.1 is a multi-functional pressurized water reactor (PWR) developed by China National Nuclear Corporation (CNNC) with proprietary intellectual property rights. It is also the first onshore commercial modular small reactor in the world under construction.