Luoding soybean meal has a long history. It has been well-known in the late Ming and early Qing dynasties and has become one of Luoding specialties. In addition to marketing in the county and adjacent counties, soybean meal and raw sun-draining oil are also exported to Zhangzhou, Guilin and Liuzhou. Nanning, Jiujiang, Hong Kong and the Nanyang Islands. In the 1940s, Luoding Soybean was well-known at home and abroad, with annual sales of more than 400,000. Luoding Soybean Meal retains the traditional cooking, fermentation, rinsing, drying, and flavoring processes. It has the characteristics of rich musk, delicious taste, loose pine in the mouth, oil without residue, palatable appetite and nutrient-rich. Good seasonings such as bean curd, cardamom ribs and other dishes. Guangzhou China Hotel has Luodan Bean Chicken, Luoding 豉 Juice Duck, Luoding 豉 Juice Pork chops, etc., which are named after the Luoding place, and are highly sought after by diners.

Luoding soybean meal is famous for its soft texture, rich aroma, appetizing and nutrient-rich. It is widely used as a dish ingredient or as a banquet. Many hotels and restaurants in the Guangdong and Guangxi regions have famous dishes such as Luoding Bean Chicken, Simmered Duck, and Pork Chop Pork Chop, which are very popular among customers. In the urban and rural areas of this county, soybean meal is a folk dish. Luoding soybean meal is famous for its soft texture, rich aroma, appetizing and nutrient-rich. It is widely used as a dish ingredient or as a banquet. Many hotels and restaurants in the Guangdong and Guangxi regions have famous dishes such as Luoding Bean Chicken, Simmered Duck, and Pork Chop Pork Chop, which are very popular among customers. In the urban and rural areas of this county, soybean meal is a folk dish. The traditional Luoding soybean meal is made from pure black beans and is cooked, fermented, washed, aired and tasted. According to some food experts, the secret of Luoding's high quality and delicious taste is that the local water quality is good, and there is a unique process for fermentation, washing and mixing. According to the literature, Luoding soybean meal has been famous for over a hundred years. It reached its peak during the Republic of China. The products are sold to more than 20 counties and cities in the Guangdong and Guangxi regions, and there are a large number of exports. After the founding of the People's Republic of China, soybean meal production has experienced ups and downs. Gradually restored and expanded production since the 1980s. In January 1982, Luoding County Seasoning Food Factory was established to realize mechanized operation. The flavor of cardamom returned to the highest level in history. The food quality inspection department of the province has repeatedly verified that the quality meets the standards set by the state. In 1985, the original export was restored. On January 2, 1986, General Secretary of the CPC Central Committee Hu Yaobang went to Luoding to inspect the work. Taste the Luoding cardamom and praise it. "Luoding Bean Drum" has a long history and has enjoyed a good reputation as early as the late Ming and early Qing dynasties. It has become a famous specialty in Luoding and has a production history of more than 300 years. Luoding bean drums are excellent in materials, and they are made from the mountains and rivers. The clean and sweet Lijiang mineral springs are used to make the bean drums. The products have the characteristics of delicious taste, rich musk, loose pine, oil and no residue. Because Luoding bean drum is particularly loose and aromatic than the bean drum produced in various places, the dishes prepared with it, such as "bean drum chicken", "bean drum fish", "drum juice pork ribs", "chili bean curd", etc., Long-standing fame, so that the diners are endless, and are deeply loved by people. Luoding bean drum is the best product for family, hotel and restaurant. The famous anti-Japanese general, General Cai Tingjun, purchased hundreds of pounds of Luoding bean drum every year before his death, and used it to feed relatives and friends from all over the country (excerpted from the catalogue of Guangdong Industrial and Commercial History, Volume 4, page 330). Comrade Hu Yaobang, former general secretary of the Central Committee of the Communist Party of China, during the inspection work in the mountainous area of ​​western Guangdong, went to Luoding County on January 2, 1986 to taste the "Luoding Cardamom" at dinner. He felt that the fragrance was delicious, and he ordered the guard to buy 10 catty Luoding bean drum. Brought back to Beijing (excerpted from the report of General Secretary Hu Yaobang inspecting Luoding County in the western mountainous area of ​​Guangdong). [1] Mr. Feng Qiang and Mr. Joe Robert, the Hong Kong reporters of the Wall Street Journal in the United States, praised it as a rare seasoning after tasting the “Luoding Cardamom”. Due to its high quality and delicious taste, Luoding Bean Drum has long enjoyed a good reputation. At the beginning of the 1940s, it was well-known at home and abroad, with annual sales of more than 400,000. Luoding City Seasoning Food Factory invested heavily in renovating plant equipment, training technical talents, consolidating and developing traditional high-quality soybean meal special products, and improving product quality to a higher level. The products have been exported to the United States, Australia and Southeast Asian countries and regions.

Luoding soybean meal quality technical requirements First, raw materials 1. Soy: high quality black soybeans and yellow soybeans. 2. Water: taken from the reservoir water or mountain spring water in Luoding City, the water quality should comply with the national standards for drinking water. 3. Salt: in line with national food salt standards. Second, processing 1. Process: screening → soaking → cooking → cooling → koji → washing → ingredients → canning → post-fermentation → drying → selection → packaging. 2. Process requirements: (1) Screening: Select the soybeans that are full and even, thin and fleshy, and sorted to remove the miscellaneous soybeans. (2) Soaking: Soak in water 1:1 ratio with water, soak until the beans are full and no wrinkles. (3) Cooking: The beans are cooked for about 1 hour, and the beans are cooked without being rotten, and the fragrance is not mellow. (4) Cooling: Cool to 30 to 35 °C. (5) koji (first fermentation): Inoculation of old koji, control the temperature of the curved room to keep below 40 °C, and the koji time is about 10 days. When the curved material is covered with white hyphae, the first time is turned. When the hyphae color becomes darker, a second buck is performed. During the process of making a song, when the water in the wall of the curved room begins to appear, it is necessary to open the window in time to drain the tide. (6) Washing the song: Wash it repeatedly with clear water until there is no yellow water, and it is better to use the hand to catch the ball. (7) Ingredients: Add salt at a ratio of 15% and mix well. (8) Canning: Put the prepared bean koji into a ceramic jar, add a layer of salt to cover, seal and cover. (9) Post-fermentation (second fermentation): The natural fermentation of the bean curd, the fermentation time is about 2 months. (10) Drying: The fermented mature soybean meal is poured out from the can, and it is suitable to use the sun to dry it. Third, the quality characteristics 1. Sensory characteristics: black soybean meal, soy bean color, dark brown, brown, brown, scent, musk, rich taste, fresh and salty, and return to Gan mouth, the entrance is loose and slag-free. 2. Physical and chemical indicators: 20g/100g ≤ moisture ≤ 35g/100g, The amino acid nitrogen is ≥0.8g/100g, the total acid is ≤4.0g/100g, and the protein is ≥15g/100g. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

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Producers within the scope of the production of Luoding soybean meal may submit an application to the Luoding Municipal Bureau of Quality and Technical Supervision for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Guangdong Provincial Bureau of Quality and Technical Supervision and announced to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing organization of Luoding soybean meal is selected by the Guangdong Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.