The delicious soy sauce is produced in Guangdong. Kaiping Weishida Condiment Co., Ltd., a Sino-foreign joint venture, is a large enterprise mainly engaged in the production and operation of soy sauce and bean curd series condiments. Its foreign investor is Singapore's Duff Food Group Company, whose predecessor, Kaiping Sauce Factory, has more than 40 years of condiment production experience. The company's registered trademark is "Weishida", and its main varieties include delicious soy sauce, special fresh soy sauce, king soy sauce, straw mushroom soy sauce, barbecue sauce, fresh oysters, monosodium glutamate, and fermented bean curd. Soy sauce is a traditional Chinese condiment. It is a liquid condiment brewed from soybeans, defatted soybeans, black beans, wheat or bran, adding water and salt. Reddish brown color, unique sauce aroma and delicious taste.