Singing the Motherland, Toast, etc. The first volume of music textbook for grade eight in Shenzhen is divided into six units. There are Singing Motherland, Toast, Country, Autumn Moon in Pinghu, Children's Songs in Guangdong, Moonlight and so on. Shenzhen, commonly known as "Shenzhen" or "Shenzhen" for short, is also called "Pengcheng". It is one of the special economic zones of the People's Republic of China, a city under the jurisdiction of Guangdong Province, a sub-provincial city, a city with separate plans, and a national economic center city.