Now there are a variety of condiments on the market, there are several kinds of light sea oyster sauce, there are gold standard oyster sauce, high-grade oyster sauce, umami oyster sauce, signature stir-fried oyster sauce, gold-character oyster sauce, etc., of which the price of oyster sauce and Haitian umami oyster sauce is similar, so is it good to be high-grade oyster sauce? Or is umami oyster sauce good?