Sheet Metal Processing technology is an indispensable part of modern manufacturing industry, playing an important role in various industries. However, the debate between manual and automation in sheet metal processing technology has always existed. In this article, we will explore this issue and analyze the advantages and disadvantages of manual and automation in sheet metal processing from different perspectives. Manual sheet metal processing has always been a traditional method that relies on skilled technical workers' manual operations. The advantage of this approach is that workers can operate flexibly according to specific needs and perform fine processing on different workpieces. Manual sheet metal processing can ensure higher precision and quality, especially in the processing of complex workpieces. In addition, manual operation can provide workers with more space for creativity and creativity, improving job satisfaction and innovation. However, manual sheet metal processing also has some disadvantages. Firstly, the speed of manual operation is relatively slow and cannot meet the needs of large-scale production. Secondly, manual operations rely on the experience and skills of skilled workers, which places high demands on personnel and leads to an increase in labor costs. In addition, manual operation also has certain hidden dangers, such as the possibility of worker injury due to careless operation. In contrast, automated sheet metal processing technology has significant advantages in improving production efficiency and reducing costs. Automated equipment can perform continuous and high-speed processing operations, meeting the needs of large-scale production. Moreover, the precision and stability of automated equipment are higher than manual operation, ensuring product consistency and quality. Automated sheet metal processing can also reduce labor costs, improve production line efficiency and profits. However, there are also some shortcomings in automated sheet metal processing technology. On the one hand, the investment cost of automation equipment is relatively high, which may impose significant economic pressure on enterprises. On the other hand, the operation of automation equipment requires professional technical personnel for maintenance and management, which also requires a certain amount of human resources investment for enterprises. In addition, automated equipment is relatively fixed and cannot flexibly respond to different processing needs. In summary, manual and automated sheet metal processing technologies have their own advantages and disadvantages, and the choice of method should be balanced based on specific needs and production conditions. In situations where small batches and complex processes require high demands, manual sheet metal processing may have more advantages; In the case of large-scale and high-efficiency production, automated sheet metal processing is more competitive. The development of sheet metal processing technology, whether manual or automated, is aimed at improving production efficiency and product quality, and meeting market demand. Introduction: Sheet metal processing technology has always been an indispensable part of modern manufacturing. In the battle between manual labor and automation, we need to weigh their respective advantages and disadvantages. This article analyzes the advantages and disadvantages of manual and automation in sheet metal processing from different perspectives, helping readers better understand the choice of sheet metal processing technology. The development of sheet metal processing technology, whether manual or automated, is aimed at improving production efficiency and product quality, and meeting market demand.