In wafer testing, various types of tungsten probes are used to make electrical contact with semiconductor devices on the wafer. The choice of probe type depends on the specific requirements of the testing process. 

In the first week back after the New Year in 2024, the overall performance of the Chinese rare earth market is relatively poor, with a general decline in the prices of mainstream light and heavy rare earth raw materials and limited actual transaction volume. 

Tungsten probes are commonly used for wafer testing due to several advantageous properties that make them suitable for this application:

In the first week after the New Year's Day in 2024, the Chinese molybdenum market performed well. Besides a significant increase in the prices of mainstream molybdenum products, the market trading atmosphere was relatively active.