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Letter of Certification

Letter of Certification

2025-09-09

This is to certify that
Dongguan Huanyi Instrument Technology Co., Ltd. and Huanyi Industry (Hong Kong) Limited. are affiliated companies under the same corporate group, sharing the same shareholders and management team. Both entities operate under the same corporate management structure.

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How To Choose A High-Performance Single-Wing Drop Tester?

How To Choose A High-Performance Single-Wing Drop Tester?

2025-11-18

In the packaging and transportation industry, the single-wing Drop Tester is a crucial piece of equipment for evaluating the impact resistance of product packaging. By simulating freefalls that products may experience during transportation and handling, it helps manufacturers optimize packaging design and reduce the risk of damage. So, how do you choose a high-performance single-wing drop tester?

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Battery Explosion-Proof Test Chamber: A Multi-Dimensional Safety Protection System Reconstructs New Energy Battery Testing Standards

Battery Explosion-Proof Test Chamber: A Multi-Dimensional Safety Protection System Reconstructs New Energy Battery Testing Standards

2025-11-13

With the rapid development of new energy vehicles and the energy storage industry, lithium battery safety has received increasing attention from the industry. In battery research and development and quality control, how to safely and reliably conduct tests under various harsh conditions has become a crucial issue for the entire industry chain.

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Application of Constant Temperature And Humidity Test Chambers In The Temperature And Humidity Cycle Durability Testing of Automotive Parts

Application of Constant Temperature And Humidity Test Chambers In The Temperature And Humidity Cycle Durability Testing of Automotive Parts

2025-11-11

In the reliability verification system of automotive components, environmental adaptability testing is a crucial step in evaluating their quality and lifespan. Constant temperature and Humidity Test Chambers, by simulating harsh temperature and humidity changes, provide a stable and reliable testing environment for verifying the performance of components under complex climatic conditions.

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Test Methods And Severity Levels Of Alternating Salt Spray Test Chamber

Test Methods And Severity Levels Of Alternating Salt Spray Test Chamber

2025-11-07

Alternating salt spray is suitable for components or equipment that can withstand saline atmospheres. The appropriate severity level is selected based on the tolerance level during the test.

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Aging Test Chamber: A Smart Choice to Shorten R&D Cycles And Reduce Quality Risks

Aging Test Chamber: A Smart Choice to Shorten R&D Cycles And Reduce Quality Risks

2025-11-05

In today's highly competitive market environment, product quality has become fundamental to a company's survival. Whether it's electronic products, auto parts, building materials, or daily consumer goods, durability and reliability directly impact brand reputation and market performance. Aging test chambers, as an important tool in modern quality control systems, are helping more and more companies achieve a dual improvement in R&D efficiency and product quality.

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Portable Outdoor Power Supply IPX3 Rainproof Adaptability Assessment Solution

Portable Outdoor Power Supply IPX3 Rainproof Adaptability Assessment Solution

2025-10-30

This solution utilizes the platform-shaped water spray system of a rain test chamber to simulate the rain environment of an outdoor power supply at an angle of up to 60° to the vertical, evaluating its adaptability in scenarios such as brief exposure to light rain or placement on the edge of a tent, which are sheltered but not completely waterproof.

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HUANYI C-TOUCH & DISPLAY SHENZHEN 2025

HUANYI C-TOUCH & DISPLAY SHENZHEN 2025

2025-10-28

Huanyi at the C-TOUCH & DISPLAY SHENZHEN 2025

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The Purpose of Rapid Temperature Change Test Chamber

The Purpose of Rapid Temperature Change Test Chamber

2025-10-23

Rapid temperature change test chambers are primarily designed for adaptability testing of electrical and electronic products and other raw materials subjected to rapid changes in high and low temperatures during storage, transportation, and use.

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Rain Test Chamber Nozzle Clog Problem: Cleaning Steps + Prevention Tips

Rain Test Chamber Nozzle Clog Problem: Cleaning Steps + Prevention Tips

2025-10-21

The nozzle of the rain test chamber is a core component that simulates rainfall and ensures the accuracy of waterproof testing. Once blocked, it will cause uneven spraying (such as no rain in some areas and thinning of the water flow), which will directly affect the test results of standards such as IPX3-IPX9K.

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