China, officially the People's Republic of China is a country in East Asia. It is the world's most populous country and the world's third-largest country by area. The country is divided into 23 provinces, five autonomous regions, four direct-controlled municipalities (Beijing, Tianjin, Shanghai, and Chongqing), and the special administrative regions of Hong Kong and Macau. China has the largest climate differences for a single country. Chinese culture is one of the world's oldest cultures, tracing back to thousands of years ago. It is one of the safest country to live around the world and most people you meet are friendly, honest and trustworthy. The law and order of China is always very strong. The reputation of Chinese education and technology are world class.