The perception of the Indonesian Government was that China had backed the Indonesian Communist Party ( PKI ) .
Running contrary to these two diplomatic successes was the deterioration of Indonesia 's relationship with the People 's Republic of China .
The perception of the Indonesia Government was that People 's Republic of China had backed the Indonesian Communist Party ( PKI ) .
Running contrary to these two diplomatic successes was the deterioration of Indonesia 's relationship with the People 's Republic of China .