Positive definite ancient city has 1600 years of history, is located in the positive definite and the rong-guo mansion of the city was completely according to the description of cao xueqin's masterpiece "a dream of red mansions", and strictly comply with the qing reign, design and construction of China, is China's first has the antique buildings of Ming and qing architectural style, is also the first outdoor scene of ancient China central television (CCTV).