Focuses on discussing the shapes, characteristics and constructions of the traditional ondol in northern China,totapthereasons for its forming characteristics. After comparing China's traditional ondol culture with modern living space, we want to show the relationships of dimensional processing patterns appearing at different historical times.

Abstract
 1 On Isomorphism of Ondol and modern floor heating system
  1.1 Types and functions of traditional ondol
  1.2 Principles of floor heating system
  1.3 Features in common and functionalsimilarity
  1.4 Summary
 2 The decorative painting of ondol and modern painting both have beautification effect on living enviorment
  2.1 Overview of the decorative painting ofondol
  2.2 The combined effect of the modern paintingdecoration
  2.3 The decorative effect of ondol painting
  2.4 The glorification function of modernpainting
  2.5 Summary
 3 Ondol chimney and modern ventilation shaft’s improvement function on the ecology
  3.1 The role of the ondol chimney
  3.2 Ventilation shaft’s improvement effect onthe ecological environment
  3.3 Summary
 4 Conclusion

• Yuan Haitao(Department of Architecture and Urban Planning, Beijing University of Technology)
• Dai Jian(Department of Architecture and Urban Planning, Beijing University of Technology)