Fuente: WIPO "circular economy" An environmentally-friendly quartz composite board and a manufacturing method therefor are provided. A raw material of the environmentally-friendly quartz composite board includes a quartz particle, a building material waste particle, a resin, a coupling agent and a curing agent. After the raw materials are stirred, mixed, pressed and cured, the required environmentally-friendly quartz composite board is obtained. The invention allows construction material waste that is originally difficult to use to be effectively recycled and reused, and provides an innovative and environmentally-friendly sustainable product, thereby meeting consumers' expectations for the industry on ESG issues.