Eastern first grade. Donggu Yipinxian’s soy sauce is more delicious. Stir-fried vegetables with Donggu Yipin's soy sauce are delicious and rosy in color. It is especially good to use Donggu Yipin fresh soy sauce to season cold dishes. The sauce is rich in flavor and has a slightly sweet taste. Orchid Yipin Fresh Soy Sauce is pure raw soy sauce. The taste is not that fresh compared to Donggu Yipin. When you open the bottle cap, in addition to the salty taste, there is a burnt taste unique to soy sauce.