C Yia was held around 11:30 pm yesterday when a CISF personnel found him roaming around in a suspicious manner inside the terminal-3 (T3) building of the Indira Gandhi International Airport (IGIA), a senior official involved in the airport security said.
Yia told the Central Industrial Security Force (CISF) personnel that he had entered the terminal to see off his friend, who was travelling to a Chinese location, the official said.
The Chinese national told the CISF that he used a cancelled ticket to enter the airport. He was then handed over to the police, the official said.