Originally, Zhao Zheng was very worried, and his face immediately became gloomy.

"Back to my lord, since we used the cement you configured, we have been building all the buildings in the city, only to find that the cement is mixed with bamboo, which will make the whole stronger, and many of the buildings here are built along the mountain."

Zhang Duhai said very seriously.

Hearing this, Zhao Zheng suddenly ......

Chapter 172 of "The First Faint King of the Great Jin" The water-powered ladder is being hit by hand, please wait a while,

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