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Boom Boom –

In a workshop of the artillery factory, Liu Ce, accompanied by Yang Sicheng, the secretary of the Ministry of Engineering, and all the attendants under his command, watched the molding process of the child and mother cannon.

I saw that the six craftsmen in the workshop worked together to merge the two halves of the cannon barrels that had just been taken out of the clay mold and placed them vertically on an iron plate at their feet.

Then another craftsman shoved a burnt red iron hoop from the top of the barrel, followed by two more craftsmen

"I, the king of the world! 》221 Cast Cannon is being hit by hand, please wait a moment,

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