Xinhua Bookstore. The Chongqing version of the first volume of the eighth grade to accompany you in learning mathematics can be bought at Xinhua Bookstore or Chen Guang Stationery Store. In addition, it is also available in Taobao Mall. Xinhua Bookstore. Xinhua Bookstore is a state-owned book publishing enterprise in People's Republic of China (PRC), which belongs to the Central Propaganda Department of People's Republic of China (PRC).