, The emergence of the Zhenguang Prosperity and Peace and of its latter boom in economy and culture had closely been connected with the activities of the scholars in the Government of King Qin in the early Tang Dynasty.

The "Chinese Characters Unification" policy implemented during the Qin Dynasty was a policy put into practice by the highest administrative authority of China, hence an event of great significance.

After the Qin dynasty unified,the two political culture opinions disappeared that limited king power voicc and culture ecology were.

Feasibility Study on Urban Development in the Area of Qinwangchuan;

Effect of different green-cover patterns on soil secondary salinification in Qinwangchuan irrigated area;

The results surveying non visible faults at east and west sides of Qinwangchuan basin and the comparison of terraces of rivers in the region indicate that the basin was formed in Neogene and became a close fault basin in late period of mid Pleistocene by the compression and thrust of faults at east and west boundaries of the basin.