40 days According to the inquiry of official website of Liaoning Petrochemical Vocational and Technical College, Jinzhou Camp, the pre-job training camp in 2022, will be jointly organized by Liaoning Petrochemical Vocational and Technical College and Jinzhou Petrochemical Company, and the trainees will complete the 40-day pre-job training at the training base of Liaoning Petrochemical Vocational and Technical College. Jinzhou is a prefecture-level city in Liaoning Province, People's Republic of China (PRC), which is located in the southwest of Liaoning Province and on the north bank of Bohai Sea. Total area 1030 1 km2, coastline124km. At the end of 20021,the registered population of the city was 2.876 million.