Romance of the Three Kingdoms refers to the period from the end of the Eastern Han Dynasty to the Western Jin Dynasty. Since Cao Pi usurped the Han Dynasty to establish the State of Wei, there have been Shu Han established by Liu Bei in the southwest and Soochow established by Sun Quan in the southeast, forming a tripartite confrontation. Finally, Sima Yan usurped Wei to establish the Western Jin Dynasty, destroyed Shu and Wu, unified the world, and the Three Kingdoms era ended.

Lanhaifu absorbed the well-known stories and vivid characters in The Romance of the Three Kingdoms, and reproduced the classic chapter with exquisite heavy industry embroidery. The characters are Cao Cao, Guan Yu, Zhao Yun, Sima Yi, the story is divided into three parts, cooking wine hero, Battle of Red Cliffs and so on. All of them have been integrated into the carrier of clothing by the Blue Ocean House.

As one of China's four classical novels, Romance of the Three Kingdoms is almost a household name. Blue Ocean House copied these classic characters and stories to sweaters, injecting classical culture into sweaters and making them more historical and cultural.

In addition, the sweaters of the Three Kingdoms series also adopt another traditional craft-embroidery. Embroidery is one of the ancient handicraft skills in China with a history of more than 2,000 years. This time, Blue Ocean House combined the culture of the Three Kingdoms with embroidery elements to create a national fashion product with both cultural connotation and artistic beauty, which undoubtedly met the aesthetic and cultural needs of young people.