365 days. From 2023, continuing education and training of professional and technical personnel will not be re-examined, and they can only re-register for the exam in the next year. Continuing education for professional and technical personnel (hereinafter referred to as continuing education) refers to the training activities for professional and technical personnel with new theories, new knowledge, new technologies and new methods as the main content and with the purpose of improving knowledge structure, improving innovation ability, professional level and comprehensive quality.