"Europeans call China, china in English, chine in French, cina in Italian... It all originates from the Latin Sina. It is usually used in the plural, Sinae, originally Thin, see Park 8 "Periplus Maris Erythraei" (Periplus Maris Erythraei), completed between 10 and 89 years, is written by an unknown author... After the seventeenth century, there were occasional Latin writers writing China, but it was rare. .

Note: Sina’s official explanation is that the Sina domain name “sina” is a combination of “Sino” and “China”