Conversation so far:
what was Joko Widodo infrastructure?
As president, Jokowi has primarily focused on infrastructure, introducing or restarting long-delayed programs to build highways, high-speed rail, airports and other facilities to improve connectivity in the Indonesian archipelago.
what did china do during the Jokowi administration's infrastructure development?
In September 2015, Indonesia awarded a $5.5 billion high-speed rail project to China
was the high speed rail project to china the best outcome during the Jokowi administration's infrastructure development?
Indonesia's transportation ministry laid out a litany of shortcomings in plans for the project, casting doubt on the project and spotlighting Jokowi's limits in turning mega-projects into reality
did Joko Widodo draw any foreign investors during the Jokowi administration's infrastructure development?
No

Question: what did he do afterward?
Self-contained rewrite: what did Joko Widodo do after the high-speed rail project to China?