Private schools. Zhengzhuo Education Vocational School was established on 20 12 and invested by Sichuan Zhengzhuo Industrial Co., Ltd., so Zhengzhuo Education Vocational School in Dayi County, Chengdu is a private school. Chengdu, referred to as "Rong" for short, is also called Rongcheng and Jincheng. Located in the middle of Sichuan Province, Chengdu is the capital and sub-provincial city of Sichuan Province, and one of the first national historical and cultural cities in China.