Seeking the title and author of a wuxia novel

I read a wuxia novel when I was young, but I forgot the name and author of the novel.
There seemed to be a place in the novel that was isolated from the world. Ordinary people could not enter. Only those who had passed the five tests and become the top scorer could enter. The person who passed the first test was a scholar, the second test was a scholar, the third test was a flower, the fourth test was a second, and the fifth test was a scholar. The male lead's adoptive parents seemed to be wine sellers. They were skilled in martial arts, but they hid their skills. Their wine was quite famous outside the pass. The male protagonist seemed to have a twin brother. He was the young master of that isolated place. He ran away from the marriage because he did not want to marry a girl and was sent out in a wine jar. The male protagonist happened to be transported in a wine jar. In the end, he was mistaken for his twin brother and went to pay homage to the girl. There seemed to be a pair of twin sisters in the novel. One of them was called Xiao Lan (or "Lan 'er"?) The girl should be the female lead…
Dear friend, thank you for recommending so many websites to me. When I was young, I only read the first and second episodes of this novel, so I really want to find this novel.

Answer 1

According to the online literature knowledge I have learned, there is a famous martial arts novel whose works mainly focus on martial arts, including "The Legend of the Condor Heroes","The Return of the Condor Heroes","The Eight Dragons","The Smiling Proud Jianghu","The Deer and the Cauldron" and other classic works. These works were regarded as classics in the history of martial arts novels and were deeply loved by readers.