Wu Changshuo's (Gusu Loumeng) is about 5 meters long. How much can it be worth? Inscribe Jiangnan laity? Is it fake?

Collection is a science. Don't touch him if you don't understand. There are too many fakes on the market now, and there is another industry called Lao. Through various means, make new things, let him have a sense of the times, and you can't see what you don't understand. Besides, people nowadays are very smart and know that ancient calligraphy and painting are very valuable. Why does he let you make money for charity? Impossible, behind it is a lie!