since 1925! Tongtai Group has been at the forefront of grain machinery innovation, providing advanced drying solutions to safeguard global food security.
Explore Our Journey
Shandong Tongtai Group, located at No. 189, Liaocheng Road, High-tech Zone, Rizhao City, Shandong Province, is a professional enterprise engaged in the research and development, production, and sales of grain machinery equipment.
With over 30 years of industry experience, we have grown to become a leading manufacturer of grain drying solutions, serving more than 100 countries worldwide. Our commitment to innovation, quality, and customer satisfaction has established us as a trusted name in the global grain machinery industry.
Square Meters Facility
Production Equipment
Installations Worldwide
These principles guide everything we do at Tongtai Group
We continuously invest in R&D to develop cutting-edge grain drying technologies that improve efficiency and reduce environmental impact.
Every product undergoes rigorous testing to ensure it meets the highest standards of performance, durability, and reliability.
We build lasting relationships by providing exceptional service, technical support, and customized solutions for every client.
Three decades of innovation and growth in the grain machinery industry
Shandong Tongtai Machinery Factory was established in Rizhao City, Shandong Province, marking the beginning of our journey in agricultural machinery manufacturing.
Renamed as Rizhao County Machinery Factory, solidifying our position as a state-owned enterprise under the county Industrial Bureau.
Awarded "National First-Class Enterprise" status and became a council member of the China Agricultural Machinery Industry Association. The "Riji" brand gained recognition as a leading name in the industry.
Successfully expanded to international markets, establishing presence in over 20 countries. Our grain machinery began serving customers across Asia, Africa, and South America, marking the beginning of our global journey.
Expanded manufacturing facilities to cover 110,080 square meters with building area of 65,000 square meters. Invested in over 1,000 sets of advanced production equipment, establishing comprehensive capabilities in design, processing, and testing.
Introduced innovative 5HHL series low-temperature circulating dryers and launched new double-sided mixed flow batch processing complete drying line. Developed biomass furnace systems that revolutionized energy efficiency in grain drying.
Received multiple national honors including "National First-Class Measurement Enterprise", "National Work Safety Enterprise", and "Shandong Province Quality Management Award". The "Riji" brand became a well-known trademark in China's machinery industry.
Products serving more than 100 countries worldwide. Committed to developing smart grain drying solutions and contributing to global food security initiatives with sustainable technology.
Investing in smart grain drying technology, IoT integration, and sustainable energy solutions. Committed to advancing food security worldwide through cutting-edge technology and sustainable practices.
Certifications and honors that validate our commitment to excellence
Recognition of manufacturing excellence and quality standards
"Riji" brand industrial pumps recognized as provincial leading brand
Designated as key enterprise in Shandong Province's machinery sector
Recognition for ethical business practices and customer trust
China Agricultural Machinery Industry Association & China General Machinery Industry Association
Recognition for industry leadership and talent development initiatives
"Safeguarding Global Food Security with Advanced Grain Machinery"
We design, manufacture, and install advanced grain drying systems that help farmers, cooperatives, and commercial facilities preserve harvest quality and reduce post-harvest losses.
With global food demand increasing, efficient grain storage and processing are essential for food security. Our technology helps ensure that more of what's grown reaches consumers.
Through continuous innovation, rigorous quality control, and exceptional customer service, we deliver reliable drying solutions that stand the test of time and challenging conditions.
Join the thousands of satisfied customers worldwide who trust Tongtai Group for their grain drying needs. Contact us to learn how our solutions can benefit your operation.