How many years did Wanjie Chaoyang School graduate from high school?

Three years. According to the information of Wanjie Chaoyang School, Wanjie Chaoyang School is a public middle school (secondary vocational school) located in Boshan Economic Development Zone, Boshan District, Zibo City. The secondary school system lasts for three years, and it takes three years to complete your studies before you can get a diploma. Wanjie Chaoyang School was founded by Wanjie Group Company and approved by the provincial, municipal and district education authorities. It is a modern boarding school integrating nursery, kindergarten, primary school, middle school and preparatory course for studying abroad. In April 2003, it passed the acceptance of provincial standardized schools.