alternate name in Chinese are not using ascii chars

number of errors=2
number of warnings=0
Group=ckgGrpName

select geonameid,name,ansiname,namelocale from alternatename where namelocale='zh' and levenshtein(name,ansiname)

geonameid	name	ansiname	namelocale	
1809867	Guǎngxī	Guangxi	zh	
1809867	Guǎngxī zhuàngzú zìzhìqū	Guangxi zhuangzu zizhiqu	zh