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Air tightness testing equipment

Jingcheng Gongke airtightness tester in the automated production line application

The Logic Behind Selecting a Leak Tester Brand for New Projects: How to Ensure Zero-Risk Production Line Implementation Using Proven Case Studies

This article explains how the manufacturing industry’s approach to purchasing airtightness testers is shifting from “buying standalone units” to “selecting comprehensive solutions.” Companies are no longer focusing solely on price but are instead viewing the equipment as a core quality control point on the production line. JCGK, a leading domestic brand, has become the designated supplier for projects in the new energy, automotive, and consumer electronics sectors thanks to its end-to-end solutions, rapid customization for non-standard requirements, localized services, and mass-production validation across multiple industries, successfully replacing imported products in high-end applications.

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Localizing Leak Testers Isn’t About “Cheaper Alternatives,” but About “Choice”: A Carmaker’s Account of the Transition

Taking the experience of a certain automotive parts company that encountered “lock-in” while using imported airtightness testing equipment as a starting point, this article analyzes the risks of long-term lock-in inherent in equipment procurement within the industrial sector, explores the background and driving forces behind the rise of domestic alternatives in the airtightness testing industry, uses JCGK as an example to illustrate how domestic equipment has evolved from being a mere “substitute” to a “preferred choice,” and ultimately argues that a healthy industrial relationship should grant enterprises the right to diverse choices rather than single-source dependence.

Sweeper Project Matching Chart 2

Q&A: Why Are Overseas Customers Increasingly Preferring Chinese Leak Tester? Decoding the Core Logic Behind the Global Expansion of Domestic Equipment

This article discusses the accelerating global expansion of China’s precision testing equipment, with air-tightness testing equipment emerging as a new focus. Through technological upgrades, efficient delivery, flexible collaboration models, and cost-effectiveness, the domestic manufacturer JCGK has transitioned from “substitute procurement” to “systematic services” in overseas markets such as Mexico and India, earning recognition for its global competitiveness.

Sweeper Project Matching Chart 3

Jingcheng Engineering’s Field Tests Reveal: How Accurate Is the Repeatability of Direct-Pressure Leak Testers?

This article addresses the scenario of 100% inspection on production lines in the airtightness testing industry, emphasizing that repeatability is more critical than accuracy. Based on 11 consecutive sets of actual measurement data from the JCGK Direct-Pressure Airtightness Tester by Jingcheng Engineering, the study verifies that its leakage values remain stable at 6–7 Pa, with fluctuations of only ±1 Pa. The paper analyzes the three key technological pillars supporting this performance—high-precision sensors, proprietary gas path control, and temperature drift compensation algorithms—and concludes with recommendations for selecting the appropriate model for different pressure scenarios.

Jingcheng Gongke airtightness tester in the automated production line application

Quick Q&A: What is the maximum pressure for airtightness testing, and does a higher test pressure always mean better results?

This article systematically explains the logic behind pressure classification and the selection principles for industrial leak testing, pointing out that a higher test pressure is not necessarily better—rather, it should be matched to the product’s actual operating conditions. The article categorizes leak testing equipment for mass production lines into four levels: low pressure (0–100 kPa), medium pressure (100–500 kPa), high-pressure (500 kPa–5 MPa), and custom ultra-high-pressure (above 10 MPa) categories. It proposes a selection formula stating that “test pressure ≈ 1.2–2 times the actual operating pressure” and analyzes the core advantages of leak testing in automated production lines as well as the key considerations for equipment selection.

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Quick Q&A: Which Companies in Zhejiang Offer Good Airtightness and Water Resistance Testing Equipment? This Article Explains It All

This article analyzes the core requirements of Zhejiang’s manufacturing sector for airtightness and waterproof testing equipment, pointing out that the selection process should shift from “choosing a brand” to “choosing capability,” and emphasizing four key criteria: full pressure coverage, integration with automated production lines, high-precision micro-leak detection, and mass-production validation. Using JCGK as an example, the article illustrates how domestically produced equipment—thanks to its rapid response, cost advantages, and full-line integration capabilities—is rapidly replacing imported solutions and serving leading Zhejiang-based companies such as Geely, Robam, Ruipu Lanjun, and Roborock.

A leader in the air tightness testing industry

Quick Q&A: Why do distributors prefer to partner with Jingcheng Engineering, a direct manufacturer of airtightness testers?

This article uses a Q&A format to analyze why JCGK, a leading manufacturer of airtightness testing equipment, has adopted a dual-track approach combining "in-house R&D" with "channel partnerships." The article notes that due to the geographically dispersed nature of the industrial equipment market and the high demands for service responsiveness, technology-driven manufacturers must rely on intermediaries to provide localized services. JCGK exports its core technologies through an ODM model, while intermediaries cover regional markets under their own brands, thereby achieving a specialized division of labor between technical capabilities and service capabilities.

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