1, aptech is a vocational education and training institution in India, mainly teaching computer knowledge. China and Beida Jade Bird jointly run a school, which is currently the largest training institution in the world. APTECH certificate is a certificate issued to trainees after graduation from a training institution.

2. National Information Engineer Certification NCIE (NCIE for short) is a national government certification system for information technology specialty organized and implemented under the leadership of the Ministry of Information Industry and the former National Informatization Promotion Office. It consists of a series of certification examinations such as network, database, information resource management, information security and e-commerce.