13 years old. Zhu Guangquan, born in Songyuan City, Jilin Province in April, 2 1979, graduated from Communication University of China, male host, older than Zheng Zikai 13 years old. Zheng Zikai,199265438+February 2, was born in Jining City, Shandong Province, and graduated from Communication University of China, as a host and announcer.