The new Solid Waste Law was officially implemented on September 1， 2020. The new solid waste law pays more attention to the information management of hazardous waste. According to the requirements of hazardous waste management and control， this article builds a full-process monitoring system for hazardous waste based on the Internet of Things， and explores the use of Internet of Things technologies to achieve visual and traceable hazardous waste management， covering Hazardous waste supervision departments， production units， transfer units， and disposal units shall establish supervision of the whole process of hazardous waste generation， storage， transfer and disposal.