Analysis of information sources in references of the Wikipedia article "Pakistan International Airlines" in Malay language version.
It was the first Asian airline to operate jetliners (Boeing 707s),
Despite the long flight time, the last Project Sunrise test flight falls well short of the world record for the longest flight by a commercial airliner."
"That title belongs to Pakistan International Airline, which flew a Boeing 777-200LR test flight from Hong Kong to London eastward, taking a whopping 22 hours, 22 minutes to complete the 21,600 kilometre journey.
It was the first Asian airline to operate jetliners (Boeing 707s),