With the development and adjustment of the industrial structure, the manufacturing industry, especially the transformation and upgrading of the apparel industry, is crucial for Chinas high-quality economic development. This paper studies the strategies of cooperation, consumer demand response, and risk identification and control in the mass customization market of the Chinese apparel industry. Firstly, it explores the co-creation strategies among enterprises in mass customization, analyzing cases of efficient resource allocation and cooperation in excellent apparel companies. Secondly, from the consumer behavior perspective, it studies how companies meet personalized needs through combined online and offline marketing models and brand positioning strategies. Finally, analyzing the supply chain, consumers, and internal aspects of enterprises, the risk factors in the mass customization market are identified, and corresponding pre-control measures are proposed. This study aims to provide management suggestions for apparel enterprises in the wave of mass customization, helping small to medium-sized enterprises (SMEs) face market challenges and improve operational efficiency and market competitiveness.