We don't have synonyms for chaoshan yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are shaoshan, chauhan and baoshan.
(n) :
A region in eastern Guangdong, China, home of the Teochew people. Historically composed of 8 counties belonging to the department of Chaozhou (潮州府), today it is equivalent to the 3 cities of Chaozhou, Shantou, and Jieyang.
(n) :
A region in eastern Guangdong, China, home of the Teochew people. Historically composed of 8 counties belonging to the department of Chaozhou (潮州府), today it is equivalent to the 3 cities of Chaozhou, Shantou, and Jieyang.