The passenger ship Mariposa, originally built as the freighter Pine Tree Mariner, was in operation for over 40 years.

After delivery, the converted ship was renamed Mariposa and began its combined passenger and freight service between San Francisco, Honolulu, Auckland and Sydney on October 27, 1956, together with the Monterey.

[12] In 1979, it was sold to the airline President World Airways from San Francisco, which had the ship towed to Japan in November 1980.

After arriving in Japan in January 1981, the ship was laid up there before being returned to the Pacific Far East Line in 1981.

After thirteen years of service in Asia, the Heng Li finally arrived in India for demolition in the spring of 1996.