In 2007, President Zheng Guoyu. According to information from official website of anniversary No.56 Middle School, Zheng Guoyu was the principal of anniversary No.56 Middle School in 2007. Anniversary No.56 Middle School, located in Lin Yuan Refinery of China Petroleum, is a municipal key middle school. The school was founded in Lin Yuan Refinery 1973, formerly known as Lin Yuan Refinery Children's Middle School, and 1988 was renamed Daqing No.56 Middle School. The current principal of anniversary No.56 Middle School is Wang Lianyou.