At the beginning of 2021, the soda ash market began to shake off its downward trend and showed an upward trend. On January 22, the average price of light soda ash was 1350 yuan (ton price, the same below), an increase of 0.75% from the beginning of the month. "After the new production capacity of the photovoltaic glass industry is launched in 2021, the demand for soda ash will increase by about 1.73 million tons, superimposed on the withdrawal of old devices, and the soda ash industry is expected to usher in a new business cycle."