On the 15th, the domestic liquefied gas market weakened as a whole, and the market price of Shandong civil gas continued to fall, with a downward range of about 50 yuan / ton. In the morning, the international crude oil price fell in a bad market mentality. In addition, in the current traditional off-season, the terminal demand is weak, the downstream maintains the replenishment on demand, and the market trading atmosphere is poor. It is expected that the civil price of liquefied gas will continue to be weak in the short term.