In December 2017, the Indonesian Navy began reinforcing its supervision of the Indonesian waters following a report from the National Narcotics Agency (BNN) that a Taiwanese ring would be attempting to smuggle tons of narcotics into the country via sea routes. Two months later, in early February, the Indonesian warship Sigurot 864 stopped the attempt to smuggle one ton of methamphetamine-or sabu, as it is known in Indonesia-by a Taiwanese syndica