Date: May 4 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 5910 -20 HeBei QinHuangDao grade 1 soybean oil 5850 -50 TianJin grade 1 soybean oil 5790-5800 -20 ShanDong RiZhao grade 1 soybean oil 5740 -30 HeNan ZhengZhou grade 1 soybean oil 5910 -20 Eastern China zhangjiagang grade 1 soybean oil 5880 -20 GuangDong DongGuan grade 1 soybean oil 5780 -20 Guangxi FangChengGang grade 1 soybean oil 5670 -10