About Us

Manufacturer of various types of compensators, metal bellows expansion joints, and corrugated metal hoses.

Honors and Qualifications


The company boasts a comprehensive quality assurance system, a full range of testing capabilities, state-of-the-art production equipment, and robust technological R&D expertise. Since obtaining ISO 9001:2000 certification in January 2002, the company has consistently upheld stringent product quality management. Its “Huixin”-branded expansion joints, metal bellows expansion joints, and corrugated metal hoses are manufactured in accordance with advanced domestic and international industry standards, including GB/T 12777, GB/T 12522, GB/T 14525, as well as those of the EJMA (Expansion Joint Manufacturers Association). These products feature stable performance, high reliability, and an extended service life, earning the company a strong reputation for quality in the market.

Advanced quality

Advanced quality

Outstanding External Supplier

Outstanding External Supplier

Certificate of Honor

Certificate of Honor

Private Technology Enterprises in Jiangsu Province

Private Technology Enterprises in Jiangsu Province

Specialized, Sophisticated, and Novel Small and Medium-sized Enterprises in Jiangsu Province

Specialized, Sophisticated, and Novel Small and Medium-sized Enterprises in Jiangsu Province

2018 Outstanding Partner

2018 Outstanding Partner

Certificate of Qualified Supplier

Certificate of Qualified Supplier

Measurement Management System Certification Certificate

Measurement Management System Certification Certificate

Advanced quality

Advanced quality

Carbon Footprint Report for Metal Bellows Expansion Joints

Carbon Footprint Report for Metal Bellows Expansion Joints

Specialized, Refined, Distinctive, and Innovative Certificate

Specialized, Refined, Distinctive, and Innovative Certificate

Outstanding Supplier of China Electrical Equipment Group

Outstanding Supplier of China Electrical Equipment Group

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