Introduction to the Letter Circle
Welcome to the guide for newcomers in the BDM community. The letter circle, as an intimate relationship practice between consenting adults, explores areas such as bondage, discipline, power exchange, and sensory pleasure. Regardless of whether you are a keen beginner or
trying it out for the first time, our article will help you systematically master the basic terminology and safety principles of BDSM, so that you can interact safely and healthily with the community.
Basic Terms Explanation

1. BDSM: BDSM refers to a series of related human behaviors. It stands for three English words: Bondage & Discipline(束缚和调教),Dominance & Submission(支配和臣服),and Sadism & Masochism(施虐与受虐). Although these behaviors vary widely among people, the common essential
is that all activities must be based on legitimate consent and safe principles.
2. Dom/sub: This stands for Dominance and Submission. Dom is the dominant party, responsible for guiding the partner and exercising control. "Teacher" is a general Chinese translation for Dom, but it can also imply an educational relationship. Sub refers to the submissive party, who is obedient and often enjoys roles sh
