Siri languages expanded to include English, Spanish, French, Italian, Mandarin, German, Cantonese, Japanese, and Korean.
New Chinese Features: "With precision text input, a comprehensive up-to-date Chinese dictionary, and handwriting recognition support for over 30,000 Chinese characters, iOS 6 gives Chinese speakers more features than ever. You can mix full and abbreviated Pinyin and even type English words in a Pinyin sentence without switching keyboards. And when you add words to your personal dictionary, iCloud makes them available on all your devices. Baidu is a built-in option in Safari, and you can share videos directly to Youku and Tudou. You can also post to Sina Weibo from Camera, Photos, Maps, Safari, and Game Center.."
(iOS 6 to be released 9/19/2012)