Refresh model delivery record, the Long March-1 rocket carrying the Shenzhou-15 spacecraft has successfully left the factory.

On June 17th, the Chang Zheng-1A Y15 carrier rocket completed the final assembly and testing at the China Academy of Aerospace Industrialization Base as scheduled, successfully passed the factory review, and is scheduled to carry out the "one rocket, five stars" launch mission in the near future at the Dongfeng Commercial Aerospace Innovation Test Zone. The Chang Zheng-1A Y15 carrier rocket has successfully completed the factory delivery, once again refreshing the model delivery record. Just two days after the successful completion of the "one rocket, eight stars" launch mission of the Chang Zheng-1A Y14 carrier rocket on June 15th, the launch mission and the efficient handover of the new rocket factory were achieved. Currently, the Chang Zheng-1A has achieved a high-density operational rhythm of "rocket factory delivery every month, launch every month", fully confirming that this model has mature operational capabilities for batch storage, rolling backup, and rapid launch.