HONG KONG — Investments by some companies from Asian economies in the United States are set to keep climbing amid a global supply-chain shake-up, Citi's international chief said, with spending expected to build in stages. "These companies have a lot of capacity to invest. I think that investments from the South Koreans, Taiwanese, and Japanese firms is likely to continue," said Ernesto Torres Cantu, who heads Citi's global business outside of North America, across more than 180 countries and jurisdictions. There is a lot of investment from global companies into the United States, with "double-digit growth in the inbound business into North America", Cantu told Reuters in Hong Kong. Citi and JPMorgan are financing Japanese projects tied to Tokyo's $550 billion U.S. investment pledge, while the White House recently unveiled the initial tranche of Seoul's $350 billion strategic package. Investments in U.S.-bound projects tend to compound over time, Cantu said, comparing a company's capital expenditure to a multi-stage manufacturing ramp-up, from buying land to building a factory and runni