RLX Technology Inc is a holding company primarily engaged in the scientific research, technology and product development, supply chain management and distribution of e-vapor products. The products primarily include rechargeable closed-system e-vapor products, open-system products and closed-system disposable products. The products’ brands primarily include Qingyu, Phantom, Phantom Pro, Zeus, Leili, Daqian, Feiliu and Feiliu Mega. The rechargeable e-vapor products consist of a replaceable, snap-in cartridge containing the e-liquid and atomizer, and a device containing the battery and charging portal. The Company is also engaged in the assessment and research of e-liquid and aerosol through RELX Physiochemistry Lab, as well as the evaluation of sensory appeal of e-liquid through the RELX Sensory Analysis Lab. The Company distributes its products within the domestic market and to overseas markets.