Napa cabbage choy (from the Cantonese name, ), and celery cabbage. In the United Kingdom this vegetable is known as Chinese leaf, in New Zealand as wong bok or won bok, and in the Philippines as wombok or pechay baguio. The name wombok is also used in Australia. Another name used in English is petsai or pe-tsai. In Russia it's called pekinskaya kapusta (), literally "Peking cabbage". The first notation of Napa cabbage cultivation date from the 15th Century in the Yangtze River region in China. Then it spread to Korea and Japan. Beginning in the 19th Century with the Chinese diaspora,
Ken Choy of the journalistic dialectic, "Living with Bill and Rob," an ongoing research project which explores the link between racism and mental illness and how those both are unflinchingly harnessed as a viable excuse for lack of human and community involvement and participation. Choy traversed those manifestations in a roommate situation with the titular subjects. Choy is the producer and founder of Breaking the Bow: The Independent Asian Pacific Islander Performing Artists and Writers Festival. The 1st festival was held October 22–25, 2009. The festival was produced by Mavericks of Asian Pacific Islander Descent (MAPID). Choy founded MAPID. Choy co-organized ID