According to Boduo data, the opening price of FG2409, the main glass contract, on July 31, was 1346 yuan/ton, and finally closed at 1375 yuan/ton, an increase of 2.08% within the day. The highest intraday session was 1380 yuan/ton, the lowest was 1324 yuan/ton, holding 707424 lots, a month-on-month period of-81067 lots.