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About Us

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30+

years

Wuxi Jindu Bellows was established in 1994

ABOUT US

Excellence in VI Bellows -Precision Manufacturing Since 1994

Wuxi Jindu Bellows was established in 1994,located on the shore of the Taihu Lake – Wuxi. The plant is in national innovative park-Wuxi Xinwu District Yunzhi Science and Technology Park, convenient transportation, developed logistics, two hours drive from Shanghai Port and Ningbo Port. The company has 5000㎡standard plant, committed to the development and manufacture of vacuum interrupter parts. The main product of stainless steel bellows and bellows related components, metal shaped parts of electric vacuum industry. We have become the largest supplier of bellows for vacuum power in China. 
The company has a group of senior technical personnel in the field of vacuum bellows, they have rich experience and technology in the application. Our excellent technical team could provides customized bellows solutions to industrial customers and others, create greater value together. 

Culture&Concept

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Concept

Reputation is the source of enterprise. Quality is the life of enterprise

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Quality Policy

Outstanding quality, Pursuit of excellence, Continuous improvement, Customer satisfaction

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Spirit

Diligence, Simplicity, Learning, Innovation

Development History

1994year

1994

In 1994,the company was established and began to cooperate with Zhenhua Group Yuguang Electric Co., Ltd. (state-owned military 771 factory) and Beijing BOE Vacuum Electric Co., Ltd. (state-owned military 774 factory).

2001year

2001

In 2001, the company completed the share reform, and in 2011, the first relocation, the leader changed from Liu Quanxin to Hu Yanming.

2010-15year

2010 - 2015

From 2010 to 2015, the production equipment and production process of bellows were upgraded on a large scale, and the production efficiency was multiplied exponentially.

2016year

2016

In 2016, we became the supplier of Eaton Electric (Suzhou) Co., Ltd. Awarded "Best Potential Award" by Siemens Medium Voltage Switch Co., Ltd. Completed the ISO9001 quality system certification and national high-tech enterprise certification.

2019year

2019

In 2019, our company entered a period of rapid development. We independently developed relevant production equipment and processes, gradually moving into the semi-automated era. In the same year, we became a supplier to South Korea's Feisilong.

2022year

2022

In 2022, starting to provide samples for Fuji Electric Japan; cooperate with Pinggao Group to develop ultra-high pressure bellows components; to be the supplier of Beijing ABB Switch Co., Ltd., providing bellows components and field control parts; Awarded"Excellent Quality Supplier" by Suzhou Eaton.

2024year

2024

In 2024, purchased a new plant to complete the second relocation; Qualified supplier through Schneider Quality and supply chain audit; Upgrade SS welding equipment and bellows surface treatment equipment to achieve environmental protection and zero emissions in the production process, improve cleaning quality and efficiency.

01020304050607

1994

2001

2010 - 2015

2016

2019

2022

2024

ISO

Certified Quality Management System ensures safety and reliability.

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Patent Certificate

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Customer Awards Honors

Be awarded “Outstanding supplier” from Zhenhua Yuguang in year 2011
Be awarded “the Best Potential supplier” by Wuxi Siemens in year 2020
Be awarded “outstanding quality supplier” by Eaton in year 2022
Awards are a recognition of excellent work
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Advantage

From initial customer engagement to optimal series design, our engineering capabilities stand as one of our key strengths. This has positioned us as a global market leader in the industry.

Production Capabilities Statement

Innovation-Driven Precision Manufacturing for Bellows Solutions
In the precision components market, we combine innovation and efficiency to deliver trusted bellow solutions. Our automated production platform integrates world-class technologies—from laser welding lines to high-precision hydroforming machines—establishing a robust hardware foundation for exceptional quality.
With decades of industry expertise, our seasoned R&D team continuously pushes the boundaries of material science and structural design, rapidly translating cutting-edge technologies into reliable products engineered for demanding applications. Our refined manufacturing processes, coupled with ISO-certified quality management, ensure every bellow delivers consistent performance and extended service life.We recognize that time equals value. Through agile flexible production lines and streamlined cross-department collaboration, we guarantee responsive solutions—whether for standard products or complex custom projects—safeguarding your project timelines and core requirements with precision delivery.
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Testing Capabilities Statement

We regard each metal bellows as a precision component of industrial pulsation, with the cornerstone of its reliability rooted in a meticulous and rigorous inspection system. From the initial stages of product design, advanced simulation technologies are deeply integrated, accurately modeling stress, fatigue, and sealing performance under extreme conditions in a virtual environment. This enables proactive identification and optimization of potential risks, eliminating flaws before they arise.
Leveraging an extensive in-house database built over years, every new order’s parameters are instantly matched against a wealth of historical validation data and failure mode records, providing a solid data foundation for establishing inspection standards. As products come off the smart production line, seasoned quality inspectors subject each bellows to an uncompromising visual and dimensional inspection—from the uniformity of corrugation pitch and weld smoothness down to the most minute surface imperfections. The synergy of human scrutiny and precision measuring tools ensures zero-defect delivery.
Simulation-based prediction,data-driven validation, and manual verification—this three-dimensional closed-loop inspection system forges an impregnable fortress of quality, guaranteeing that every bellows serves as a reliable pledge for the safe operation of your systems.
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Welding Capability

Throughout the evolution of welding technologies, our company has remained committed to the continuous improvement and innovation of our welding process systems. From the early adoption of conventional Tungsten Inert Gas (TIG) welding to the current implementation of advanced Laser Beam Welding (LBW) technologies, we have established a diversified portfolio of high-precision welding solutions.
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Corporate Guidelines

Our corporate purpose is defined collectively by all employees. Through this shared purpose, we strengthen employee engagement and uphold the strong reputation of Jindu Company. This vision embodies our corporate goals.
Our commitment to customers is our mission. Values and guiding principles serve as the tools to fulfill these commitments. They define expectations for every individual and the organization as a whole, providing steadfast support on our path to future growth.
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