This article introduces a self-developed IoT-basedcold chain validation smart cloud platform and proposes the concept of cold chain validation stage 3.0.It focuses on the design method of standardizing the cold chain validation process nodes through the project management wizard and the cold chain validation operation wizard secondary menu directory of the cold chain validation smart cloud platform.The cold chain validation smart cloud platform can autonomously analyze monitoring data for cold chain validation and generate cold chain validation schemes and validation reports with just one click,taking only a few minutes.It features high intelligence,full visibility throughout the process,real-time data,autonomous analysis,precision,efficiency,one-click generation,and professional compliance,greatly enhancing work efficiency and the job satisfaction of validation engineers.