How to study Duke Zhou?

Interpretation of dreams can be classified as Yi-ology and should be interpreted by professional Yi-ology people. The Duke of Zhou on the Internet is mainly entertaining, not professional.

Jiujiu Yijing Com is our professional Zhouyi forum (the website can't be sent, so you can search it yourself). There is a special dream interpretation service section, and I ching experts interpret your dreams for free, absolutely professional and absolutely free!