Upholding the corporate spirit of “Integrity, Harmony, Pragmatism, and Innovation,” we remain committed to a business philosophy that puts people first, embraces technological innovation, and emphasizes integrity and pragmatism.

The company places great emphasis on product quality and industry demand management, and continuously improves and enhances its quality management system.


Release time:

Apr 20,2020

The company places great emphasis on product quality and industry demand management, and continuously improves and refines its quality management system. The company has obtained ISO9001-2008 certification for the quality management system, ISO14001-2004 certification for the environmental management system, and GB/T28001-2001 certification for the occupational health and safety management system.

The company’s physicochemical testing center is equipped with over 30 sets of advanced testing instruments, enabling it to perform a wide range of tests, including chemical experiments, direct-reading spectral analysis of materials, radiographic testing, magnetic particle inspection, penetrant testing, ultrasonic testing, metallographic analysis of metallic materials, mechanical property testing, impact testing, tensile testing, hydrostatic pressure testing, and more. Relying on the center’s sophisticated testing equipment, the company rigorously controls product quality, strictly adheres to the ISO9001-2008 quality management system standards, and has established stringent quality objectives. As a result, the company has implemented comprehensive quality inspections throughout the entire process—from raw material receipt and production processing to final product shipment—effectively ensuring product quality.

The company places great emphasis on product quality and industry demand management, and continuously improves and refines its quality management system. The company has obtained certifications including ISO9001-2008 for the quality management system, ISO14001-2004 for the environmental management system, GB/T28001-2001 for the occupational health and safety management system, certification for standardized safe production, Hebei Province’s Grade A Certification for Enterprise Safety Production Integrity, import and export trade operation license, special equipment manufacturing license (for pressure pipelines), as well as AAA-level credit rating certificate, AAA-level Certificate of Honoring Contract Compliance and Trustworthiness, AAA-level Credit Rating Certificate, Honor Certificate for Integrity Managers, Demonstration Unit Certificate for Honest Business Practices, Honor Certificate for Integrity Entrepreneurs, and Quality Service Credibility Certificate. These achievements have enabled the company to become a supplier of materials to the China National Petroleum Corporation, the China Gas Group, and the China Classification Society—factory-approved enterprise. Additionally, the company has established supply relationships with major enterprises such as the State Power Investment Corporation, China Huadian Corporation, China Power Construction Corporation, China Power Investment Corporation, China Datang Corporation, China National Chemical Equipment Corporation, and thermal power companies.

You can also learn more about industry trends.

Jan 11,2023

What are the applications of maintenance-free, directly buried, unidirectional sleeve compensators?

What are the applications of maintenance-free, directly buried, unidirectional sleeve compensators? Maintenance-free, directly buried, unidirectional sleeve compensators have the following characteristics: Maintenance-free, directly buried, unidirectional sleeve compensators play an important role in many industrial fields. Different types of compensators have different application ranges and methods. Compensator joints are widely used in heating pipelines to prevent deformation and damage to these pipelines caused by thermal expansion or temperature-induced stresses during heating.

Dec 26,2022

Introduction and Functions of Sleeve Compensators

A sleeve compensator, also known as a tubular expansion joint, consists primarily of a sleeve, a shell, and sealing materials. It is a type of compensator that is directly installed in any pipeline conveying non-corrosive fluids flowing in one or multiple directions. It is mainly used to absorb and compensate for axial thermal expansion displacements occurring downstream of linear pipeline auxiliary equipment.

Dec 14,2022

Sleeve Compensator Instructions

Sleeve Compensator Instructions Sleeve compensator instructions: The sleeve compensator, also known as a pipe expansion joint or pipeline expansion joint, is a compensation device used in hot-fluid pipelines. It primarily serves as an auxiliary component for linear pipelines. It is suitable for media such as hot water, steam, and oils. The sliding sleeve compensates for thermal expansion by allowing the outer sleeve to slide relative to the inner sleeve.

Dec 05,2022

How is the air tightness of a bellows compensator tested? What factors affect the service life of a bellows compensator?

How is the air tightness of bellows compensators tested? What factors affect the service life of bellows compensators? A bellows compensator with good air tightness will not leak the circulating medium and can absorb deviations in the pipeline. Therefore, high air tightness is a prerequisite for bellows compensators. So, how do manufacturers of bellows compensators test the air tightness of their products?