Hong Kong authorities have proposed doubling the size of a planned digital technology hub in Lau Fau Shan under the city’s Northern Metropolis megaproject, while landmark buildings would be permitted to reach up to about 250 metres (820 feet) in height under the initiative. The amended proposal, which will be discussed by the Yuen Long District Council’s town planning and development committee on Thursday, seeks to expand the digital technology hub from 15 to 30 hectares (6.07 to 12.14 acres),..