China the Loan Shark is at work.

'After years of delays and cost overruns that have added US$1.2 billion to the cost of its first high-speed train project, built and funded in cooperation with the Chinese government, Indonesian officials are now trying to negotiate payment terms that wouldn’t leave the government mired in budget problems.'

https://www.asiasentinel.com/p/indonesia-debt-relief-china-fast-rail-project