Multi-Level Marketing Supervision Act Article 18

Multi-levels sales enterprises shall have participants engaged in promoting and selling goods or service in reasonable market price as their major income, instead of earning mainly by introducing new participants.
中文原文 多層次傳銷管理法第18條
多層次傳銷事業,應使其傳銷商之收入來源以合理市價推廣、銷售商品或服務為主,不得以介紹他人參加為主要收入來源。

English translation for reference only; the Chinese text prevails. Not legal advice.