Quantity delivered by ship. The net profit of ships in China is mainly affected by factors such as the number of ships delivered and the slight decrease in operating gross profit margin. During the reporting period, the main gross profit decreased year-on-year, and the amount of items included in non-recurring gains and losses such as changes in fair value decreased year-on-year. China State Shipbuilding Corporation was established in July 1999, 1. It is a super-large enterprise group directly managed by the central government and an investment institution authorized by the state.