Authorities say the five Malaysian captives were kidnapped from a tugboat near Dent Haven in Lahad Datu on July 18.
The RSS Steadfast along with the People's Liberation Army (Navy) Jiangkai II-class frigate CNS Jingzhou will hold a half-day drill.
North Korea conducted its fifth nuclear test on Friday, setting off a blast that was more powerful than the bomb dropped on Hiroshima.
Indonesia is known to have some of the toughest drug laws in the world.
President Rodrigo Duterte says lawless elements like terrorists were already "beyond redemption."
The box, resembling a jewellery casket, was found from a pile of rocks that was dug up as part of construction activities of a water aquifer project.
The presidents of the two longtime allies were due to hold talks on Tuesday but the White House cancelled the meeting after Duterte's insult.
Chinese authority says peace and stability in South China Sea was directly related to prosperity and development of countries in the region.
Tumen river suffers the biggest flood ever recorded due to a rainstorm, according to Pyongyang.
The authorities say there were no immediate reports of injuries or damage.
Philippines defence minister, who is at the summit in Vientiane, orders the release of photographs.
Batang Police and Central Java Police conducted an investigation and concluded that a flat tyre was the primary cause of the accident.
The leaders were scheduled to meet in Laos at a gathering organised by the Association of Southeast Asian Nations.
At the two-day gathering took place in the scenic Chinese city of Hangzhou
Duterte described Obama in vulgar terms and said that he won't allow the American leader to jeopardise his anti-drug campaign