When shooting in a bull market, what does it mean to think of an outstanding deer cave?

The first sentence is a quote from Wang Bo, the fourth outstanding figure in the early Tang Dynasty, "Preface to Wang Tengting": "Good things are precious, and long light shoots the bull market; Outstanding people, ... "With a little modification, it became this couplet.

The couplet means Silk Road East. It is said that eastern Shandong is a treasure, and there are many treasures that can be photographed in the sky. Its talents are excellent.