One of the most popular and influential cartoonists in Thailand, his best known work is the political cartoon Phuyai Ma kap Thung Ma Moen (ผู้ใหญ่มากับทุ่งหมาเมิน), which appears in the daily Thai Rath newspaper.
[1] Somchai Katanyutanant was born to an ethnic Chinese family in Ubon Ratchathani Province on 19 June 1941.
He graduated from Benchama Maharat School and studied at the Bangkok Business College because he wanted to work at the bank.
[2] Chai Ratchawat begins his career in art department for Sport magazine name "The game" and start writing about political after the event on October 6, 1976.
That was a report that PDRC support Chai to become a committee of for people foundation or (Thai: มูลนิธิมวลมหาประชาชน) and the objective of this foundation is to help people who is a victim in the (Thai: การชุมนุมทางการเมือง) and for collecting money to reform the country.