On March 24th, the base price of the manganese silicon market in Shengyi Society was -356 yuan/ton

On March 24th, the base price of the manganese silicon market in Shengyi Society was -356 yuan/ton.
On March 24th, the closing price of the main manganese silicon futures contract 2605 was 6480 yuan/ton.
On March 24th, the benchmark spot price of Shengyi Society was 6124 yuan/ton.
Market basis=spot price - futures price=6124-6480=-356 yuan/ton.