SAN JOSE, Calif., May 31, 2011 (GLOBE NEWSWIRE) -- Align Technology, Inc. (Nasdaq:ALGN) today announced that the Invisalign system is now commercially available in the People's Republic of China. The company is training orthodontists based in the four major cities of Shanghai, Beijing, Shenzhen, and Guangzhou, which have a combined population of over 70 million people. Align is offering Invisalign Full, Invisalign Teen and Vivera Retainers directly to Invisalign-trained orthodontists.