The document announces AP teacher workshops to be held on December 17-18, 2011 at Shanghai Gezhi High School in Shanghai, China. The workshops will cover AP Calculus, Chemistry, Economics, English Language & Composition, and Physics, as well as a student counselor workshop. Experienced AP teachers and College Board consultants will lead sessions focusing on course content, instructional techniques, and exam preparation. Registration fees range from $400-$450 USD depending on date, with a deadline of December 2. Participants will receive certificates and materials.