Crowdsourced logistics has emerged in China as a novel solution to the 'last mile' delivery challenge, facing rapid development opportunities and challenges. This article analyzes the definition, development history, advantages and disadvantages, regulatory frameworks, and quality assurance mechanisms of crowdsourced logistics, while also forecasting its future market prospects. Key issues such as the management of crowdsourced couriers, service quality, and policy adaptability will significantly influence the competitiveness and efficiency of crowdsourced logistics.