Customer Stories

Application of the Yuexin Air-Tightness Testing Device on the Production Line at Beijing Bona Electric Co., Ltd.

Transaction Date: July 2022	Customer Location: Beijing
Test Requirement: Conduct an airtightness test on the smart meter product.	Equipment Selection: Air-Tightness Testing Device

Air-tightness testing device

Bona Electric and Yuexin Cooperation Agreement

Beijing Bona Electric Co., Ltd. (hereinafter referred to as Bona Electric) was established in 1991. It is a technology‑based enterprise in Beijing and one of the leading manufacturers of smart electricity meters. The company’s core business focuses on the research, development, and production of high‑end power and electronic products. Its primary customers include State Grid Corporation of China and China Southern Power Grid, with a product portfolio that encompasses smart electricity meters, concentrators, data collectors, high‑voltage switchgear, gas‑insulated switchgear, transformers, and complete substation equipment, among others.

Air-tightness testing equipment plays a crucial role in industrial production, enabling the assessment of a product’s air‑tightness—its ability to maintain a secure seal—and helping to prevent issues such as air leakage during use. This equipment is widely employed across industries including automotive, electronics, medical, and aerospace; components requiring sealing—such as engines, transmissions, refrigeration units, and hydraulic systems—must undergo air‑tightness testing.

On the production line at Beijing Bona Electric, Air-tightness testing device It is widely used in the testing of smart meters, high-voltage switches, transformers, and other instrumentation products. During production, this equipment can verify whether products meet stringent air‑tightness requirements, thereby ensuring product quality. For example, in battery manufacturing, air‑tightness testing devices assess the seal integrity of batteries to prevent water ingress or gas leakage, thus extending battery life and enhancing performance. Moreover, such testing systems can also evaluate the sealing performance of cameras and similar products, helping to avoid malfunctions during operation.

We would like to express our gratitude to Beijing Bona Electric for their great trust and support of Guangzhou Yuexin, and for their active role in… Air-tightness testing device It plays a crucial role on the production line at Beijing Bona Electric, helping the company enhance product quality and production efficiency.

Guangzhou Yuexin is a manufacturer specializing in a wide range of testing equipment, including rain‑test chambers, dust‑proof test chambers, high‑ and low‑temperature test chambers, salt‑spray chambers, spray‑test rooms, ice‑water impact test chambers, and 20‑liter IPX8 pressure‑immersion testers. Serving over 6,000 customers nationwide, the company is a national high‑tech enterprise and a “Little Giant” of Guangzhou’s science and technology sector. It holds more than 35 certification certificates for waterproof testing equipment, ensuring superior quality. Feel free to contact us for more information!

This article is originally authored by Yuexin Company. Please cite the source (www.yxipx.cn) when reprinting.

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