In today's era of rapid technological development, printed circuit boards (PCBS), as a core component of electronic devices, are increasingly produced and used. However, what followed was the serious pollution to the environment caused by a large number of discarded PCBS. Fortunately, the emergence of PCB recycling equipment has provided strong support for solving this problem and has become an important force in promoting green development. PCBS contain various valuable metals such as copper, gold and silver. If not properly handled, these metals will gradually be lost in the natural environment, not only causing a waste of resources, but also causing heavy metal pollution to soil, water sources, etc., affecting ecological balance and human health. The main function of PCB recycling equipment is to carry out efficient and environmentally friendly recycling and treatment of discarded PCBS. These devices employ advanced technologies and processes to precisely separate and extract various metals from PCBS. For instance, through mechanical crushing and screening techniques, PCBS are crushed into fine particles, and then different metals are separated by methods such as magnetic separation and electrostatic separation. This not only increases the recovery rate of metals but also reduces the difficulty and cost of subsequent processing. Meanwhile, PCB recycling equipment also attaches great importance to the implementation of environmental protection concepts. During the recycling process, a series of environmental protection measures will be adopted, such as sealing treatment and waste gas treatment, to prevent the leakage and discharge of harmful substances and protect the environment from pollution. Some advanced recycling equipment is also equipped with an automatic control system, which can achieve intelligent management of the entire recycling process. This not only improves production efficiency and quality but also reduces errors and safety hazards caused by manual operation. The application of PCB recycling equipment not only helps solve environmental pollution problems but also has significant economic value. By recycling and reusing discarded PCBS, a large amount of valuable metals can be obtained. These metals can be reused in the production of the electronics industry, reducing the procurement cost of raw materials and improving the economic benefits of enterprises. In addition, the development of PCB recycling equipment has also driven the growth of related industries, such as metal recycling and equipment manufacturing, creating more job opportunities for society. However, at present, there are still some problems in China's PCB recycling equipment industry. On the one hand, the technical level needs to be improved and there is still a certain gap compared with the international advanced level. On the other hand, market supervision is not yet perfect. Some unscrupulous enterprises, in pursuit of profits, use low-quality recycling equipment or operate in violation of regulations, resulting in poor recycling effects and even causing secondary pollution to the environment. To promote the healthy development of the PCB recycling equipment industry, we need to enhance technological research and development, improve the performance and quality of the equipment, introduce advanced foreign technologies and experiences, and cultivate professional technical talents. Meanwhile, the government should also strengthen market supervision, formulate relevant laws and regulations, standardize the production and operation behaviors of enterprises, and severely crack down on illegal and non-compliant behaviors to create a favorable market environment for the development of the PCB recycling equipment industry. In conclusion, PCB recycling equipment, as an important force promoting green development, plays an irreplaceable role. We should fully recognize its significance, increase support for its research and development as well as application, and work together to contribute to achieving the goals of environmental protection and sustainable resource utilization.