……………

Meanwhile.

Yanjing, the chairman's office of Xiaoyao Building headquarters.

King Chu is sorting out the latest equipment data developed by himself with the help of Xiaoyao Building, although he relied on foreign trade funds to support his scientific research funds in the past, but it is only a drop in the bucket, and he can only develop the kind of small and ineffective things.

The telegraph is one of the most well-known products, which is used by almost the entire Song Dynasty, which greatly facilitates people's daily life.

However, because of the low cost of this kind of product, although it has gained a lot of money by relying on a large amount, it wants to complete it......

Chapter 71 of "The Survival Guide of Cultivating Fairies" The Great Song Female Military God! Zhao Yali is hitting her hand, please wait a while,

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