Market quotations: China Steel Network data show that the average price of 20 mm HRB400E rebar in 24 major markets is 4499 yuan / ton, down 22 yuan / ton from the previous trading day.The average price of 4.75 hot-rolled coil in the 24 main markets of the country is 4369 yuan / ton, which is 12 yuan / ton lower than the previous trading day.The average price of 14-20mm central board in China's 23 main markets is 4500 yuan / ton, down 7 yuan / ton compared with the previous trading day.