A friend asked to go to Xinjiang to install air conditioning in the school. Is this a pyramid scheme?

A friend asked to go to Xinjiang to install air conditioning in the school. This is not a promotion. Marketing means that organizers or managers develop personnel, based on their direct or indirect number of personnel or sales performance, calculate and pay remuneration to the developed personnel, or require the developed personnel to obtain the qualification to join on the condition of paying a certain fee, so as to obtain benefits.