تشجيانغ Zongheng الربيع المحدودة was established in 2021 and is a production-oriented enterprise specializing in the design and manufacture of brake system springs, suspension system springs, and general spiral springs. The company is located in Fengqiao, Zhuji, Zhejiang, covering an area of 30,000 square meters. The company uses high-quality raw materials from domestic and foreign sources and has advanced heat treatment, coiling, shot blasting, shaping, and surface treatment equipment. The production process is implemented according to the IATF/TS16949 international quality management system, and the company is committed to implementing 6S management and digital production processes to provide quality and reasonably priced products and services to domestic and foreign markets. The company is constantly researching and surpassing in the direction of high strength, lightweight, and high fatigue life. The company has a complete laboratory and has introduced advanced testing equipment such as spectrometers, online flaw detectors, image analyzers, tensile testing machines, fatigue testing machines, multi-functional sand and stone impact testers, lateral force load testers, etc., allowing customers to understand the product characteristics of each batch. We adhere to the quality policy of "precision in work and integrity in the product", inherit the "craftsman spirit" and strive to make every spring well. We look forward to exchanging and cooperating with customers at home and abroad for mutual development.