The interpretation of the Mao Zedong administration thought historic background under the embryology viewpoint should deeply study the producing,forming,developing and perfecting process of the Mao Zedong administration thought,should make new exploration for its continuous develop- ment and perfection process,should overall examine the economic,political,cultural and idea back- ground and should,in detail,study how the personal factor of Mao Zedong plays non-neglecting role in the background.