By the studying and comparing of some old house in Nanning, we find something same: they have simple structure, good ventilation, preventing over sun, homely decoration, and so. They are fit for their surroundings: sub-tropic, pan, river bank. they have something resemble with the houses of minority in Guangxi municipality. They can be used for reference to the building in county without air-condition. The attention and research of these buildings contributes much to the further promotion of green architecture in this region.template explains and demonstrates how to prepare your camera-ready paper for Trans Tech Publications. The best is to read these instructions and follow the outline of this text.