Matchmaking is a new type of social interaction between young people based on common interests or goals. Fitness partners, star-chasing partners, reading partners are some of the ways young people socialize.
Young people make an appointment with a "partner" to study, fitness, and chase stars together. Many young people's answer is: I have similar interests, get along well, and make easy dates. For this pair of book pairs, the basic point of their relationship is that they are more like each other's "spiritual partners"