Date: May 19 The following is the GB grade 1 soybean oil transaction reference price (original as bean salad) Unit: Yuan/Ton Area Product Name Price Yesterday's Change DaLian grade 1 soybean oil 5980 -40 HeBei QinHuangDao grade 1 soybean oil 6000 -50 TianJin grade 1 soybean oil 5880-5890 -30 ShanDong RiZhao grade 1 soybean oil 5840 -10 HeNan ZhengZhou grade 1 soybean oil 6030 -20 Eastern China zhangjiagang grade 1 soybean oil 5970 -20 GuangDong DongGuan grade 1 soybean oil 5890-5900 -20 Guangxi FangChengGang grade 1 soybean oil 5790 -50