"Jiang Yishan is a major character in the popular Japanese manga series ""First Class Servant"". Originally from a humble background, he works hard to become a skilled and respected butler in the wealthy and powerful Li family. He is known for his loyalty, discipline, and attention to detail, which make him a valuable asset to the family.

One of Jiang Yishan's defining traits is his perfectionism. He always tries to do everything right and to the best of his ability, from preparing tea to planning and executing complex events. He is especially meticulous when it comes to his appearance, always dressing impeccably and maintaining a strict grooming regimen.

Despite his strictness and rigidity, Jiang Yishan also has a compassionate and empathetic side. He is often the first to notice when someone in the Li family is struggling or in need of assistance, and he frequently goes out of his way to help them.

Jiang Yishan's story is one of perseverance and determination. He overcomes many obstacles and setbacks to reach his goal of becoming a first-class servant for the Li family. Along the way, he builds strong bonds with the other members of the household, including the family's matriarch, Madame Li, and her youngest son, Li Youran.

As the series progresses, Jiang Yishan becomes embroiled in various family dramas and conflicts, using his skills and resourcefulness to help resolve them. His loyalty and dedication to the Li family are constantly tested, but he always manages to come out on top, proving himself time and time again as a first-class servant and a true ally to those he serves.

Overall, Jiang Yishan is a complex and multifaceted character who embodies the values of discipline, compassion, and perseverance. His unwavering commitment to serving the Li family makes him a beloved and central figure in the ""First Class Servant"" universe."