As per party source, while Heng Swee Keat will become first assistant secretary-general, Chan Chun Sing will be holding second assistant secretary-general post.
The USMCA would also still be subject to the full committee process, and ample debate time, which would likely push consideration of the agreement well into 2019.
Singapore's policymakers have repeatedly warned that a heated trade war between the US and China - one of the city state's major trade partners - could hurt the domestic economy.
The Chinese official said the United States had failed to back up its "unfounded" claims about China's economy that was using to disguise its own violations of the WTO rulebook.
Pouring cold water to the plans of Elon Musk's Mars mission, Bill Nye, a top science commentator has claimed that humans are never going to colonize the Red Planet