Hundreds of thousands of protesters rallied peacefully in torrential rain on Sunday in the eleventh week of what have been often violent demonstrations.
The state negotiating team, which includes Kua, left on Thursday for Singapore and will return early next week, the minister said in a statement released by his office.
The $114 billion retail furniture industry has been among the sector's hardest hit with price increases due to Trump's tariffs, which rose to 25% in May.
The futures market was clearly expecting drastic action as it priced in a greater chance the Fed would have to cut rates by half a point at its September meeting
Anti-government protests were planned in different locations in the Asian financial hub, including one at the city's international airport for a third day.
The broadside poses a major commercial challenge to Cathay, which already reported tumbling bookings last week as a result of the anti-government protests gripping Hong Kong.
Increasingly violent protests have plunged Hong Kong into its most serious political crisis for decades, posing a serious challenge to the central government in Beijing.
Beijing helped by fixing the yuan at a firmer level than many had feared, even though it was beyond 7 per dollar level for the first time since the global financial crisis.
Talk of more action to prop up oil markets from Saudi Arabia and other producers in the Organization of the Petroleum Exporting Countries (OPEC) also supported crude prices.