Preparation for HSK test:

HSK (Hanyu Shuiping Kaoshi) is an international Chinese language test designed to assess foreigners' knowledge of Chinese language. The HSK Written Test consists of 6 difficulty levels and the HSK Oral Test consists of 3 difficulty levels.

More information about the test:
www.chinesetest.cn

or

http://www.konfucijus.vu.lt/HSK/