Dian is short for Yunnan. It lies in the southwest in China. It is more than 380 thousand square kilometers in area. The population is 37.7 million.

Yunnan is located in Yungui Plateau. The hilly land occupied 93 percent of the area. And the basin only occupied 6 percent. The topography her is complicated. Approximately, the northwestern part is higher than the southern part. The rivers are parts of Jinsha River, Nu River, Nan pan River, Yuan River and Yiluowadi River. It is the moist monsoon climate of tropical highland in subtropical zone. The vertical change is very striking. Yun nan abounds in mineral resources. Mainly, there is tin, zinc, titanium, copper, antimony, and phosphorous.

Non-ferrous metals, tobacco and sugar production are in the first places in China. In agriculture, mainly, there is rice, rape and tobacco. Sugar-cane, tobacco, tea and tropical crops are in the important places in our country. The main communication is railway. The highway is important too.

In Yunnan, there is a lot of natural scene. The places of interest here are Dian Spring, Cang Mountain in Dali, Xishuang banna and so on. The traditional specialties are Dali sculpture, Yun tobacco, Yun tea, Yun medicinal herbs and silver ornament.

There are 16 sub-provincial regions in Yunnan, including 3 cities: Kunming, Qujing and Yuxi; 8 autonomous prefectures; Dali Bai Autonomous Prefecture, Honghe Hani-Yi Autonomous Prefecture, Dehong Dai-Jingpo Autonomous Prefecture, Chuxiong Yi Autonomous Prefecture, Wenshan Zhuang-Miao Autonomous Prefecture, Nujiang Lisu Autonomous Prefecture and Diqing Zang Autonomous Prefecture; and 5 other prefectures: Simao ( with the largest size in land area), Zhaotong, Baoshan, Lijiang and Lincang. There prefectures are sub-divided into 128 countries/districts, including 7 districts attached to Kunming, Qujing, and Yuxi, 12 country-level cities, 29 autonomous countries for ethnic minorities and 80 other countries.