<正>XIAO Yi stands in front of a mirror, cries one minute then laughs the next, before recreating these expressions on a computer. This might seem bizarre to most, but it is one part of his daily job: creating facial expressions for animated characters based on his own reflection. Xiao Yi works for a 3D cartoon-making company, known as Dream Works. These days, he and his colleagues are very busy. The team consists of original animators, 3D animators, model makers, visu-