Beijing looking for a way to play a role in any decision that comes during Kim Trump summit.
The US president has focused on North Korea's nuclear activity ahead of the talks.
Washington sending official for ribbon-cutting this week.
The US president arrived in Singapore on Sunday ahead of Tuesday's historic encounter, said he felt "very good" about summit.
But South Koreans worry the US and North Korea will not be able to resolve denuclearization differences.
Cambodia has among the highest deforestation rates in the world, according to a study published in the journal Science Advances in 2017.
Celebrity Chefs, fans and U.S. President Donald Trump were among those stunned and saddened by the news.
North Korea says it has achieved what it wants on the nuclear front, now it's looking to build its economic arsenal.
Researchers call for robust global effort to impose sanctions on Pyongyang to rein in threat.
Southeast Asian states that claim parts of the sea would need the backing of a broader U.S. foreign policy to feel confident in resisting Chinese control.
President vows to raise issue of abducted Japanese during summit; he would also like to see normalization of US-North Korea relations.
Republicans rally behind Trump's diplomatic effort, Democrats root for success despite misgivings.