Preregistration is open for the Personal Care and Homecare Ingredients (PCHi) 2012 event, set to take place from Feb. 27–29, 2012, at the World Expo Theme Pavilion in Shanghai. At the event, attendees can learn about the science and innovation behind some of the industry's latest product technologies, presented daily by experts from exhibiting companies. Preregistration is available at the event’s website, www.pchi-china.com/en.