Reliable. According to Pengcheng Education Network, Zheng Xifeng is an experienced education expert, focusing on cultivating children's comprehensive quality, independent thinking ability and innovative ability. He is very popular with parents and children, so Zheng Xifeng, an education expert, is reliable. Zheng Xifeng, 1980, born in Zhuhai, Guangdong Province, is the founder of Acer Group.