Police have arrested a Chinese national in connection with the gold smuggling case.

The immigration took the Chinese national under control from the Tribhuvan International Airport while he was preparing to leave the country and handed him over to the Revenue Investigation Department.

The Revenue Investigation Department recovered around one quintal gold from Singamangal on Wednesday.

Police said that the gold, passed undetected through the Customs Office of the Tribhuvan International Airport, arrived in Kathmandu on Tuesday's Cathay Pacific flight.

The gold was brought in Kathmandu by concealing in the brake shoes of motorbikes and scooters.

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