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Where to test Lianyungang petroleum operation certificate?

Oil Operation Certificate in Lianyungang Maritime Bureau Consulting Examination. According to the relevant information, go to the designated school for training for a period of time, take the exam, and get the certificate after passing the exam. The inland river crew certificate is divided into: captain, first mate, second mate, third mate and sailor. Chief engineer, big tube wheel, second tube wheel, third tube wheel, mechanic. Grades are divided into: level 1, level 2 and level 3.