Our city Dingxi Dear This is my first composition in English. I would like you to correct it. Thank you very much. Yours sincerely. Called the “World sculptured by wind”, Dingxi city lies in the central of GanSu province in China. There are six counties and one district with a total population of 2,670,000. DingXi has about 350 mm annual rainfall ,a frost - free period of about 100-160 days and the total area measures 20,000 square kilometers . The altitude varies from 1727 to 4941 meter and average temperature yearly is 7 Celsius. There are good developing prospects in DingXi. The good soil and climate are suitable for planting traditional Chinese medicine, flowers and white potatoes these potatoes have roughly similar sizes ,good tastes ,high starch, long storage time. Due to ample sunshine and big differences in temperature between days and nights ,the flowers here is most colourful and zestily fragrant。. Local farmers plant various edible fungi too. Traditional Chinese medicine in DingXi are world famous .MinXian , a county in DingXi, is the home of Chinese Angelica. Codonopsis pilosula cultivated in DingXi is one of the most famous traditional Chinese medicine in China.