Bloomberg PetroChina Co. posted its best-ever first-half earnings as the nation’s top oil and gas driller benefited from soaring global energy prices, and said that government stimulus is starting to lift Chinese oil demand. The firm reported 82.39 billion yuan ($12 billion) in net income for the first half of the year, up 55% from the same period in …

  Bloomberg Venezuela is in talks with the global energy giant Siemens Energy AG to repair power plants as part of a government plan to rebuild a crumbling electricity grid plagued by constant blackouts and a lack of maintenance. Siemens is working with the government on potential contracts aimed at repairing gas- and diesel-burning generation facilities that serve the capital, …

  Bloomberg Air New Zealand posted its third straight annual loss but indicated the worst is over and it expects earnings to improve now that borders have reopened. The Auckland-based airline announced a loss before significant items and tax of NZ$725 million ($450 million) for the year ended on June 30 compared with a NZ$444 million loss a year earlier. …