If Haijinjiang's qualification certificate expires within 5 years, you can apply to participate in the expired knowledge update and simulator practical training, and you can change the certificate after passing the examination. Certificates should be brought when training: qualification certificate, competency certificate, crew service book (which must be renewed), ID card and its copy, and two recent 2-inch color photos on white background.
If you have enough qualifications to enter the river, you can get a new certificate (river certificate): you can meet 10 round-trip voyages into the river within five years and twice round-trip voyages within one year, and you can get a new river certificate, which is valid for five years.
According to the relevant documents of the Maritime Safety Administration, the captains and pilots of seagoing ships should obtain the competency certificates of the corresponding routes, otherwise they must apply for inland river pilots. And the crew who have already held the certificate of competency need to carry out knowledge updating training 6 months before the expiration of the validity period. In order to facilitate the captain and pilot of seagoing ships to train the certificate of competency, or the crew who already hold the certificate of competency to update their knowledge.