Wu Kai in the Heavenly Palace was first published on 1637 (the tenth year of Chongzhen in Ming Dynasty). It is a comprehensive scientific and technological work in ancient China. Others call it an encyclopedic work. The writer is Song, a scientist in Ming Dynasty. Foreign scholars call it "China17th century craft encyclopedia". In the book, the author emphasizes that human beings should live in harmony with nature and human resources should cooperate with natural forces.

Tiangong Wu Kai is the first comprehensive work on agriculture and handicraft production in the world, and it is a famous scientific and technological work in the history of China. It was written by Song (1587- 16 1), a scientist in the Ming Dynasty. It systematically summarizes the ancient technology in China and constitutes a complete scientific and technological system. Summarized the rich agricultural experience and fully reflected the scientific and technological achievements. Many of the production techniques described in the book have been used to modern times. The book is concise, and all the records in the book are obtained by the author's direct observation and research. Since its publication, many versions have been circulated and translated into Japanese, English, French and German.