The price trend of PCBs (Printed Circuit Boards) is influenced by multiple factors, showing a complex and changeable situation.

　　In recent years, the price of PCBs has generally trended upward. One of the main reasons is the fluctuation in raw material prices. PCBs mainly consist of copper foil, resin, glass fiber, and other materials. In the past few years, due to the booming lithium and new - energy automotive industries globally, the demand for copper has increased sharply, leading to a continuous rise in copper prices. As the main raw material of PCBs, the price increase of copper foil has directly driven up the production cost of PCBs. In addition, the prices of gold, silver, tin, and other precious metals, which are core components of PCBs, have also continued to rise, further increasing the cost of raw materials.

　　Moreover, labor costs have been on the rise. With the improvement of living standards and the increase in labor protection requirements, the wage levels of workers in the PCB industry have continuously increased. This has also become one of the factors contributing to the rise in PCB prices.

　　The supply - demand relationship in the market also has a significant impact on PCB prices. In recent years, although the PCB industry has experienced overcapacity, the demand in some specific fields has been strong. For example, the development of 5G communication, artificial intelligence, and the Internet of Things has driven the growth in demand for high - end PCBs. In this case, the prices of high - end PCB products are relatively stable or even show an upward trend, while the prices of some low - end products with overcapacity may be under pressure.

　　In addition, environmental protection policies have also had an impact on the cost and price of PCBs. Stricter environmental protection requirements force PCB manufacturers to increase investment in environmental protection equipment and treatment, which increases production costs and is ultimately reflected in product prices.

　　Looking ahead, the price of PCBs is expected to remain stable or slightly upward in the short term. With the continuous development of emerging technologies, the demand for PCBs in high - end fields will continue to increase, which will support the price of PCBs to a certain extent. However, as the market gradually stabilizes and the supply - demand relationship is adjusted, the rate of price increase may slow down. In the long term, with the continuous progress of technology, the production efficiency of PCBs is expected to be improved, and the cost may be reduced. At the same time, the competition in the industry will also prompt manufacturers to continuously optimize production processes and reduce costs, which will have a certain inhibitory effect on price increases.