The Science Behind Tofu and Weight Loss

Tofu and other soy-based foods are often recommended for weight management, not only because they are low in calories, but because soybeans contain bioactive compounds that influence metabolism, digestion, and fat storage. Scientific research shows that soy products can help improve “easy-to-gain-weight” metabolic patterns and reduce the risk of obesity. People who gain weight easily […]

Why Soy Products Spoil Easily in Factory Production

In factory-scale soy product manufacturing, spoilage is mainly caused by microbial growth, which is closely related to raw material contamination, processing hygiene, and sterilization effectiveness. Products such as tofu, soy milk, tofu skin, and dried tofu are rich in protein and moisture, making them highly sensitive to environmental and operational conditions. Soybeans naturally carry microorganisms […]

Endüstriyel Tofu Üretiminde Kullanılan Ortak Koagülanlar

Common Coagulants Used in Industrial Tofu Production In tofu manufacturing, the choice of coagulant directly determines protein coagulation behavior, texture, water retention, and final product stability.Industrial tofu production commonly uses four types of coagulants: calcium sulfate, magnesium chloride, glucono delta-lactone (GDL), and fermented whey. Each has distinct functional characteristics and application scenarios. Calcium Sulfate (Gypsum, […]

Why Does Tofu Turn Sour After a Few Hours? Causes and Solutions

When freshly made tofu becomes sour within a few hours, the primary cause is rapid bacterial growth.The two most critical factors are high temperature and poor hygiene conditions during production, handling, or storage. Main Causes of Rapid Tofu Spoilage 1. High Ambient Temperature (Primary Cause) Tofu contains a high level of protein and moisture, making […]

Sanitation Standards for Tofu and Soy Product Processing Equipment

Introduction Proper hygiene management of machinery and equipment is critical in soy food processing, including tofu, soy milk, yuba, and other soy-based products.Regular cleaning and sanitation not only ensure food safety and product quality, but also help extend equipment service life and comply with international food safety systems such as HACCP and GMP. 1. Regular […]

Personal Hygiene Standards for Operators in Tofu and Soy Product Manufacturing

Introduction Maintaining strict personal hygiene standards for production operators is essential in tofu and soy food manufacturing. Proper hygiene practices help ensure food safety, product quality, and equipment protection, while also complying with international food safety regulations such as HACCP and GMP.The following hygiene requirements apply to all personnel working in soy product processing facilities. […]

How to Select Soybeans for Tofu and Soy Product Production

The quality of soy products largely depends on the quality of the raw soybeans. Generally, any soybeans that are free from mold or heat damage, regardless of whether they are new or old, can be used to make soy products. New soybeans, with their bright color, plump grains, and absence of insect infestation or rodent […]

Nutritional Differences Among Various Soy Products

Although there are many types of beans, most bean products on the market have a protein composition ratio that meets human needs, making them an ideal source of complementary protein from grains. Secondly, soybeans contain 15%–20% fat and over 50% linoleic acid, making them beneficial for preventing coronary heart disease, hypertension, and atherosclerosis. Soybeans are […]

Hongjin Machinery participated in the 2019 China (Changsha) International Soybean Food Processing Technology and Equipment Exhibition

On April 2, 2019, the 9th China (Changsha) International Soybean Food Processing Technology and Equipment Exhibition officially opened at the Changsha International Convention and Exhibition Center in Hunan, China. The exhibition covered a total area of over 15,000 square meters and attracted more than 5,000 industry professionals from China and abroad, including soy food manufacturers, […]

Hongjin Machinery participated in the 2021 China International Soybean Food Processing Technology and Equipment Exhibition.

On April 15th, the 2021 China International Soybean Food Processing Technology and Equipment Exhibition (SPEE2021) grandly opened at the Kunshan Huaqiao International Expo Center in China. More than 6,000 participants from across the country, including soybean product industry professionals, researchers from scientific research institutions, distributors, agents, investors, and media representatives, gathered in Huaqiao to witness […]

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