According to the monitoring of business agency, on June 16, the average price of domestic BDO manufacturers was about 22500 yuan / ton, down 3.10% month on month and up 24.65% year on year. In terms of market conditions, the mainstream of spot bulk water in East China negotiated 22100-22300 yuan / ton; The mainstream negotiation of spot bulk water in South China is 22200-22400 yuan / ton. The decline in the domestic BDO market continued, and just needed orders were traded. The spot market worried about the further decline of the market and negotiated a narrow margin of interest. The factory auction transaction was acceptable, which supported the suppliers to support the market, and the market decline was temporarily limited.