In today's rapidly developing technology era, the pace of electronic product updates is as lightning-fast as ever. From smartphones to computers, from smart home devices to industrial control devices, new products are constantly emerging, while old electronic products are being phased out in large quantities. Among these, PCB boards (printed circuit boards) and integrated circuits, as core components of electronic products, are of particular importance in terms of recycling and processing. PCB boards serve as the electrical connection provider for electronic components, acting as the "skeleton" of electronic products and supporting the orderly operation of various electronic components. Integrated circuits, on the other hand, integrate a large number of transistors, resistors, capacitors, and other electronic components into a small semiconductor chip to achieve specific electronic functions, serving as the "brain" of electronic products. When these electronic products are discarded, if PCB boards and integrated circuits are not properly handled, it will not only cause a huge waste of resources but also pose serious environmental pollution. PCB boards and integrated circuits contain rich valuable resources. For example, PCB boards contain metals such as copper, aluminum, and iron, as well as precious metals like gold, silver, and palladium. These metals have high recycling value. If they can be effectively recycled and utilized, it can not only reduce reliance on primary mineral resources but also lower production costs. Taking gold as an example, extracting gold from discarded PCB boards is relatively cost-effective and can meet certain market demands. At the same time, recycling and processing these resources can reduce environmental damage caused by primary mineral extraction, such as soil erosion and land subsidence. However, the recycling and processing of PCB boards and integrated circuits is no easy task. They have complex structures and contain a variety of different materials and chemical substances, requiring professional technology and equipment for processing. At present, common recycling methods include physical methods, chemical methods, and biological methods. Physical methods mainly use mechanical crushing, screening, and gravity sorting to separate different materials from PCB boards and integrated circuits. This method is simple and easy to implement, with minimal environmental pollution, but the recycling efficiency is relatively low. Chemical methods use chemical reagents to dissolve metals and then extract them through a series of chemical reactions. This method has high recycling efficiency, but it generates a large amount of wastewater, waste gas, and waste residue, causing significant environmental pollution. Biological methods use the metabolic action of microorganisms to dissolve metals from ores. This method is environmentally friendly and cost-effective, but the processing cycle is long and the technology is not mature enough. In order to achieve efficient and environmentally friendly recycling and processing of PCB boards and integrated circuits, the joint efforts of governments, enterprises, and society are needed. Governments should strengthen the formulation and implementation of relevant laws and regulations to regulate the recycling and processing market and intensify the crackdown on illegal and irregular activities. At the same time, governments should introduce relevant support policies to encourage enterprises to carry out recycling and processing business and improve recycling and processing technology. Enterprises should increase R&D investment, continuously innovate recycling and processing technology, improve resource recovery and utilization rate, and reduce environmental pollution. In addition, enterprises should strengthen cooperation with scientific research institutions to jointly overcome technical difficulties in the recycling and processing process. All sectors of society should strengthen environmental protection publicity and education, raise public awareness of environmental protection, and encourage the public to actively participate in electronic product recycling activities. The recycling and processing of PCB boards and integrated circuits is a task of great significance. It not only relates to the effective utilization of resources and environmental protection, but also relates to the sustainable development of human society. Let's work together to promote the development of PCB board and integrated circuit recycling and processing, and contribute our strength to building a beautiful home.