Yanzhou City.

The various ministries and divisions of Tiance Mansion have been successively relocated to Yanzhou City, and all affairs have been smoothly transitioned, and Li Jiye and Shi Jingjiao have secretly made a truce, and they can finally focus on the interior and can concentrate on the development of "internal force cultivation".

As early as when Li Jiye sent Shen Lian to Luoyang, he had already given an order to the Ministry of Military Affairs to prepare for the research and development of firearms, and transferred a large number of capable personnel from the R&D Department of the Ministry of Military Affairs to set up the firecrackle research and development project department, and began to make every effort to develop firecrackers.

Of course, Li Jiye did not let the fire gun project department start from scratch, but provided the project department with the drawings of the fire gun, and specially gave it to the members of the fire gun project department......

"New Tang Dynasty" Chapter 228 Fire Gun (1) is in the middle of the hand, please wait a moment,

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