Chapter 249

When Jiang Yan heard this news, he stood up joyfully and hurriedly headed for Mount Aocang.

If Lady Guizhong and Master Liu Yun Jie Feng have finished researching the flying boat weapon, then preparations for establishing the Liyue Air Force must begin.

After all, humans are completely unfamiliar with fighting in the sky; this is not like on the sea or on land. Jiang Yan must devise a detailed training plan for the Air Force.

At the summit of Mount Aocang.

Several mechanical parts were laid out on the ground, and in the middle of these parts stood a massive mechanism.

"Finally finished!"

Lady Guizhong let out a sigh of relief, looking satisfied at the mechanism before her.

At the same time, a sound of breaking the air suddenly rang out from the sky above.

Jiang Yan descended abruptly from the sky.

"This is..."

Jiang Yan looked at the mechanical art before him, and his eyes suddenly lit up.