Business Chinese Test (BCT), an international standardized test of Chinese language proficiency, assesses non-native Chinese speakers’ abilities to use the Chinese language in real business or common working environments. BCT is divided into writing and oral tests, which are independent of each other. The writing test consists of two levels, namely, BCT (A)and BCT (B). BCT (Oral iBT) are Computer Adaptive Tests (CAT) and are conducted via the Internet.