Chengdu is the capital of "Heavenly State" (Tian Fu Zhi Guo), habitat of giant pandas and city of cotton-rose hibiscus.Located in the west of Sichuan Basin and in the center of Chengdu Plain, Chengdu covers a total area of 12.3 thousand square kilometres (4,749 square miles) with a population of over 11 million.Benefiting from Dujiangyan Irrigation Project which was constructed in 256 B.C., Sichuan Province is reputed as "Tian Fu Zhi Guo", literally a place richly endowed with natural resources. Chengdu, as the capital, is extremely productive. The Min and Tuo Rivers, two branches of the Yangtze River, connected to forty other rivers, supply an irrigation area of more than 700 square kilometres (270.27 square miles) with 150-180 million kilowatts of water. Consisting of abundant mineral resources, the land is extremely fertile.The history of Chengdu can be traced back 2,400 when the first emperor built his capital here and named the city. Through thousands of years its original name has been kept and its position as the capital and as the significant center of politics, commerce and military of the Sichuan area (once called Shu) has remained unchanged. Since the Han (206B.C.-220) and Tang (618-907) Dynasties when its handicraft industry flourished, Chengdu has been famous for its brocades and embroideries. Shu embroideries still enjoy a high reputation for their bright colors and delicate designs, ranking among the four main embroideries in China. Chengdu was the place where the bronze culture, an indispensable part of ancient Chinese culture, originated, the place where the Southern Silk Road started, and the place where the earliest paper currency, Jiaozi (not the dumpling!), was first printed. It is listed among the first 24 state-approved historical and cultural cities and owns 23 state and provincial cultural relic units.In addition to its profound historical and cultural background featuring historic places of interest such as the Thatched Cottage of Du Fu , Wuhou Memorial Temple and Wenshu Monastery , etc, natural beauty abounds in surrounding areas such as in the Jiuzhaigou Scenic Area and Huang Long Valley (Yellow Dragon Valley) . The natural habitat of giant pandas, Chengdu Panda Breeding and Research Center , supports the world's only giant panda breeding and research base.Sampling the famous Sichuan cuisine is a must on a trip to Chengdu. Enjoying the food as well as the culture, shopping and having tea at a teahouse afford a deeper understanding of Chengdu.Improved land and airlines extending nationwide provide greater convenience. Chengdu is also the main inland access city to Tibet.