Date: May 20 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 LiaoNing DaLian grade 1 soybean oil 6380 -30 HeBei QinHuangDao grade 1 soybean oil 0 TianJin grade 1 soybean oil 6120 -30 ShanDong RiZhao grade 1 soybean oil 6070 -40 HeNan ZhengZhou grade 1 soybean oil 6250 -50 Eastern China zhangjiagang grade 1 soybean oil Y1609+270 GuangDong DongGuan grade 1 soybean oil Y1609+50 Guangxi FangChengGang grade 1 soybean oil 6000