Microsoft will invest $1.7 billion over the next four years in new cloud and artificial intelligence infrastructure in Indonesia — the single largest investment in Microsoft’s 29-year history in the country.

The U.S. tech giant said the investment will build on plans to build the company’s first data center region in Indonesia and mark its single biggest investment in Southeast Asia’s largest economy.

The intelligence revolution is going to be the next major bend in the curve of GDP growth,” Nadella told hundreds of attendees at a company event in Jakarta.