3J Industries Co., Ltd.

3J Industries Co., Ltd. is a premier manufacturer and exporter of construction and farming machinery, headquartered in Shanghai with a massive 126,000-square-meter production base in Zhengzhou. Established in the 1980s, the company has grown into one of China's leading authorities in concrete-making technology, supported by a workforce of nearly 1,000 employees and an ISO 9001-certified quality management system. The company specializes in a comprehensive range of heavy equipment, including stationary and mobile concrete batching plants, transit mixers, twin-shaft concrete mixers, and stabilized soil batching plants. Their industrial portfolio extends to material handling solutions such as screw conveyors and deep bucket conveyor belts, as well as specialized machinery for fertilizer production, including granulators and organic fertilizer crushers. As an experienced OEM service provider, 3J Industries offers custom design capabilities and maintains a rigorous quality control team of 30 experts who perform mechanical, physical, and X-ray testing to ensure product durability. Their equipment has been utilized in major infrastructure projects, including the Chinese New Rural project, and is exported to international markets across Southeast Asia, the Middle East, Africa, Europe, and South America. The company is known for its reliable after-sales service and a multilingual sales team capable of supporting global clients in multiple languages.