If it does not involve marketing or providing services that require payment of fees, it is not a pyramid scheme.
pyramid marketing refers to the behavior of organizers developing people and illegally obtaining wealth by developing people or requiring people to be developed to obtain membership qualifications on the condition of paying a certain fee. my country's Criminal Law stipulates: Pyramid schemes are in the name of selling goods, providing services and other business activities, requiring participants to pay fees or purchase goods, services, etc. to obtain membership qualifications, and form levels in a certain order, directly or indirectly by developing personnel The quantity is used as the basis for calculation of remuneration or rebate.