Reliable. Mandarin education in Huacheng is reliable. As long as you study hard with the teacher, you can generally pass the exam. Huacheng Education Group Huacheng Education Group is an educational institution developed from a technical school founded on March 6th by 1998. Mainly engaged in college students' education and training, college students' on-the-job education and training, college students' full-time education and training, and college students' online business school education and training.