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.

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

Patent Certificate

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