1, Assistant Procurement Certificate: Having obtained the Grade-4 qualification certificate of the professional buyer, he has been engaged in the professional work for more than 3 years, participated in the formal training of assistant procurement, obtained the certificate of completion and worked in the professional work for more than 4 years.
2. Certificate of procurement personnel: after obtaining the qualification certificate of assistant procurement personnel in this major, they have been engaged in this major for more than 3 years, and have been trained by procurement personnel in this major to reach the required standard hours, and have obtained the certificate of completion and engaged in this major for more than 4 years.
3. Senior Buyer Certificate: Having obtained the professional buyer qualification certificate, having worked in this major for more than 4 years, having been trained by a senior buyer, having reached the required standard hours, having obtained the certificate of completion, and having worked in this major for more than 5 years.