Chinese Proficiency Test (HSK), an international standardized test of Chinese language proficiency,assesses non-native Chinese speakers’ abilities in using the Chinese language in their daily, academic and professional lives. HSK consists of six levels, namely HSK (level I), HSK (level II), HSK (level III), HSK (level IV), HSK (level V), HSK (level VI) and  HSK (level VII-IX) .

HSK Speaking assesses the test takers’ oral Chinese abilities. HSKK consists of three levels, HSKK (Primary level), HSKK (Intermediate level) and HSKK (Advanced level). HSKK is conducted in the form of audio recording.

Youth Chinese Test (YCT),an international standardized test of Chinese language proficiency, assesses the primary and middle school students' abilities to use Chinese as second language in their daily and academic lives. YCT is divided into writing and speaking tests, which are independent to each other. The writing testconsistsof four levels, namely, YCT (level I), YCT (level II), YCT (level III), and YCT (level IV). The speaking testconsists oftwo levels, YCT Speaking (Primary Level) and YCT Speaking (Intermediate Level).

Business Chinese Test (BCT), an internationalstandardized 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 to each other. The writing test consists of two levels, namely, BCT (A)and BCT (B).BCT（Oral iBT）are Computer Adaptive Test (CAT) and conducted via Internet.

The American Association of Foreign Language Teaching (ACTFL) established in 1967 is an international organization. ACTFL is dedicated to promoting foreign language teaching and learning.ACTFL has 12,500 members including foreign language teachers,experts in the field of foreign language educationaround world, as well as the U.S. College Board, the State Council, the Federal Ministry of Education, local education authorities and the relevant educational institutions around the world. ACTFL advocates multi-language education and is dedicated to publishing language professional books and periodicals, developing language teaching resources, training foreign language teachers,and providing professional development opportunities. ACTFL holds ACTFL Annual Convention and World Languages Expowhich has more than 6000 participants.Since 1992 ACTFL has become the leader in the development of language proficiency testing for more than 100 languages in over 40 countries and provided the teaching courses based on ACTFL language standards. Currently ACTFL provides a series tests including listening, speaking, reading and writing. The operating test products include OPI, OPIc,WPT, RPT, LPT and AAPPL designed for primary school and high school students.

To promote cooperative development of overseasChinese tests, Confucius Institute Headquarters (Center for Language Education and Cooperation)provide certification services for overseas Chinese tests. Different Chinese tests are designed to serve different needs and users. To promote the Chinese teaching and learning, we extend our sincere invitation to those developmentteams of overseas Chinese tests for cooperation in the field of Chinese languageassessment. We hope to promote the Chinese language education via cooperation andmutual certification.