Call 12365 to report a complaint. Shenzhen blue sky education institutions have behaviors that infringe on consumers' rights and interests, such as false propaganda or selling fake and inferior products. You can call 12365 to report a complaint. 12365 is the market supervision complaint telephone number, and 123 15 will forward the complaint to the market supervision administration and the education authorities. Shenzhen, commonly known as "Shenzhen" or "Shenzhen" for short, also known as "Pengcheng", is one of the special economic zones in People's Republic of China (PRC) (China).