Yajie Technology (Tangshan) Co., Ltd. was established in 2005 and is headquartered in Tangshan City, Hebei Province. The company is recognized as a national "Little Giant" enterprise specializing in niche, specialized, and innovative products, as well as a high-tech enterprise. It is also listed on the New Third Board (stock code: 872299) and focuses on the R&D and manufacturing of low-energy-consumption, environmentally friendly heat treatment equipment. The company remains committed to providing global customers with integrated solutions that combine cutting-edge heat treatment equipment and advanced process technologies. To date, Yajie Technology has delivered over 500 customized heat treatment production lines—both complete systems and individual units—to renowned enterprises both domestically and internationally. Its product portfolio includes a comprehensive range of heat treatment equipment, such as roller hearth furnaces, pusher furnaces, box furnaces, shaft furnaces, bell furnaces, rotary hearth furnaces, casting chain furnaces, and quenching presses. These products are widely used across high-end manufacturing sectors, including wind power, rail transit, automotive industry, and precision machinery—and their exceptional quality has earned widespread recognition and trust from customers around the world.

The company's flagship product—a clean, energy-efficient roller hearth furnace salt-bath quenching production line—represents a world-first innovation. This technology has earned a national invention patent and is a prime example of equipment specifically developed by Yajie Technology for energy-saving production in the bearing heat-treatment industry, capturing over 70% of the domestic market share in its niche segment. In 2016, this equipment was included in the "Recommended Catalogue of Energy-Saving Electrical and Mechanical Equipment (Products) (7th Batch)" issued by China's Ministry of Industry and Information Technology. In 2022, the production line was recognized as an "Hebei Province Single Champion Product."

In recent years, Yajie Technology has achieved significant growth and remarkable accomplishments through continuous technological innovation and market expansion. Not only has the company participated in the formulation and revision of six national and industry group standards, but it has also independently developed a number of internationally advanced, groundbreaking technologies. To date, Yajie Technology holds 16 invention patents, 74 utility model patents, and 28 software copyrights. Meanwhile, the company's R&D institutions have been successively recognized as the "Tangshan City Energy-Saving Heat Treatment Equipment Engineering Technology Research Center," the "Hebei Province Mechanical Components Heat Treatment Equipment Technology Innovation Center," the "Hebei Province Enterprise Technology Center," and the "Hebei Province Industrial Enterprise R&D Institution (Level A)."

Looking ahead, Yajie Technology will steadfastly uphold the philosophy of "innovation-driven, high-quality development," strengthen its talent pool, and cultivate a corporate culture rooted in "integrity-based business practices and steady, long-term growth." We will remain committed to our original mission of "serving customers, giving back to society, and empowering employees," continuously fostering new forms of productive forces, boosting momentum for high-quality development, and contributing to the nation's strategy of becoming a manufacturing powerhouse.

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