According to Apple CEO Tim Cook, that means the iPhone 4S will shortly be available in a total of 90 countries.
It also means the phone will indeed launch in China before the Chinese New Year (January 23), which is sort of the equivalent of Black Friday in the United States.
Put differently: ka-ching.
From the official press release:
Beginning Friday, January 13, iPhone 4S will be available in Anguilla, Antigua and Barbuda, Bolivia, Botswana, British Virgin Islands, Cameroon, Cayman Islands, Central African Republic, China, Dominica, Dominican Republic, Ecuador, Grenada, Guam, Guinea Conakry, Ivory Coast, Jamaica, Kenya, Madagascar, Mali, Mauritius, Niger, Senegal, St. Vincent and The Grenadines, Trinidad and Tobago, Turks and Caicos and Uganda.