The trademark logo of Le Fei, a well-known sports brand, has an F. Le Fei is a Spanish company, but the logo was designed by a Japanese designer. Le Fei, founded in biella in 19 1 1, has successively developed and designed golf, badminton, sports, yoga, jogging and skating products.

It is regarded as the significance of plastic arts and a model of luxury. Lightweight and bold interior design style, outstanding elegant atmosphere and unique commodity functions make FILA unique among the top international sports brands and enjoy a worldwide reputation. 1972, Feile Sporting Goods Company hired Japanese interior designers to design the trademark logo for Feile. As a result, the trademark logo with the English letter F as the key element came out, which was greatly praised by the Spanish boss of Philo. The English letter F is artistic and creative, and it uses beautiful and rich graphic composition patterns, which has profound artistic beauty of plastic arts and conforms to Spain's long-standing plastic arts atmosphere. So until today, Philae enterprises are still not prepared to dismantle and replace the trademark logo.