Date: May 31 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 5840 -70 HeBei QinHuangDao grade 1 soybean oil 0 TianJin grade 1 soybean oil 5720-5730 -70 ShanDong RiZhao grade 1 soybean oil 5670 -80 HeNan ZhengZhou grade 1 soybean oil Y1709+120 Eastern China zhangjiagang grade 1 soybean oil 5930 -70 GuangDong DongGuan grade 1 soybean oil 5800-5830 -40 Guangxi FangChengGang grade 1 soybean oil 5650-5670 -70