| 1 | There are two hundreds-years-old lounge bridges and a large number of outstanding vernacular architectures in Sixi town, Taishun county of Zhenjiang province. | |
| 2 | This paper try to research architecture technology of Tou-kung in China Han-dynasty, if contacts archeological data, modern research works to analyze and demonstrate these thoughts. | |
| 3 | This paper try to research architecture technology of "Dou-gong" in China Han-dynasty. It contacts archeological data, modern research works to analyze and demonstrate these thoughts. |