The Silicon Branch of China Nonferrous Metals Industry Association released data that the domestic price range of N-shaped materials this week is 14.5-152000 yuan / ton. the average transaction price is 149700 yuan / ton. the weekly decline was 9.66%. The price range of single crystal densifier is 13.3-145000 yuan / ton, the average transaction price is 142700 yuan / ton, and the month-on-week decline is 9.63%.