C920 How Did the Shipbuilding Industry Develop

If there was a problem, he would look for Qin Guan. Qin Guan would definitely help him solve it.

Now, Qin Guan patted his chest and decided to help solve the problem of the laser top and inertial guidance system. This time, he solved a big problem for everyone. Instantly, everyone's faces revealed a look of joy.

Apart from the generals of the navy