What do you mean, beiyang fleet is like a big tree, but the bugs have eaten into the roots?

Beiyang fleet, like a big tree, was eaten into its roots, which was the reason why it was defeated in the Sino-Japanese War. According to beiyang fleet's public information, beiyang fleet is the main battleship of the Sino-Japanese War, with its brave appearance and weak external strength. Beiyang Navy, or beiyang fleet and Beiyang Navy, was formally established in 1888. It is the modern naval fleet established by China and the strongest and largest of the four modern navies established by Qing Dynasty. There are 25 main warships, 50 auxiliary warships, 30 transport ships and more than 4,000 officers and men.