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About Us

Dongguan Daxin Electronic Technology Co., Ltd. is a professional manufacturer integrating the research, development, production, and sales of water quality analysis instruments, gas detection instruments, electrochemical sensors, and dosing devices.

It is believed that after many years of accumulation, our professional abilities in the water treatment and gas treatment industries will provide better technical support to our partners. Our goal is to serve our customers efficiently and creatively in order to save their money and time. Any requirements from you will be responded to within 24 hours. We sincerely wish to cooperate with friends all over the world.

20+
Year

10+
Certificate

5000+
Customers


Customization

Why Choose Us?

Exceptional Customization Capabilities

We understand that every customer's needs are unique, so we offer comprehensive customization services. From hardware design to software development, we can tailor solutions to meet your specific requirements, ensuring that our products perfectly align with your application scenarios and technical standards. Whether it's enhancing existing products or developing entirely new devices, our customization capabilities bring your ideas to life.

Experienced Engineering Team

Our experienced engineering team has accumulated extensive expertise and technical know-how in the field of water quality testing and other testing products. Our engineers excel in product development and manufacturing, and they also provide professional technical support and after-sales service. Regardless of the complexity of the project, our team can find the best solutions, ensuring high performance and reliability of our products.

Diverse Product Range

In addition to water quality testing products, we offer a variety of other testing products to meet the needs of different industries and applications. From environmental monitoring and industrial process control to chemical analysis, our product range is extensive and of superior performance, helping customers achieve efficient and accurate testing in various fields. We continuously innovate and launch new products to meet the latest market demands.

Blogs
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Water Quality Monitoring and Protecting Coral Reefs-

Water Quality Monitoring and Protecting Coral Reefs

Australia's Great Barrier Reef is one of the world's most beautiful natural wonders. However, recent studies indicate that the reef is facing unprecedented threats due to global climate change and human activities. As a critical part of the global ec...

碳排放.jpg

European Net Zero Emissions Target-

European Net Zero Emissions Target

The European Commission's proposed "European Green Deal" clearly states that the European Union should achieve the climate target of "net zero emissions" between 2030 and 2050. This means that Europe needs to significantly reduce greenhouse gas emiss...

pH-DO-800x600.jpg

Applications of pH Meters and DO Meters-

Applications of pH Meters and DO Meters

Characteristics of a pH meter: The glass on the pH sensor gradually ages over time, causing degradation in the gradient (the change in electrode output potential per unit pH change) and requiring a significant amount of time to achieve a stable pot...

2024-1-13_CL.jpg

How Do You Test Free Chlorine Residual?-

How Do You Test Free Chlorine Residual?

What is residual chlorine? Residual chlorine refers to the chlorine remaining after the disinfectant (usually chloride) added during the water treatment process exceeds the chlorine content required for sterilization. It has a certain bactericidal ef...

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Why Is Dissolved Oxygen Important in Aquaculture?-

Why Is Dissolved Oxygen Important in Aquaculture?

Summary ● Why is dissolved oxygen important for aquaculture? ● What is dissolved oxygen? ● Importance of dissolved oxygen in aquaculture ● Factors that affect dissolved oxygen levels ● Best practices for maintaining optimal dissolved oxygen levels ● ...

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Wastewater Testing Equipment-

Wastewater Testing Equipment

Wastewater treatment is an important part of protecting the environment and public health, and effective wastewater testing and treatment relies on the monitoring and analysis of multiple key parameters. These parameters include dissolved oxygen (D...

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Top 8 Mistakes in pH Measurement-

Top 8 Mistakes in pH Measurement

Are you making errors when measuring pH?

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How to Choose the Right Dissolved Oxygen Sensor?-

How to Choose the Right Dissolved Oxygen Sensor?

How to Choose the Right Dissolved Oxygen Sensor? Choosing the right dissolved oxygen sensor (DO sensor) is a key step in ensuring water quality monitoring, environmental research, and industrial process control. The right sensor can help obtain accurate and reliable data to improve the management of the ecological environment and production processes. This article will detail the factors to consider when selecting a dissolved oxygen sensor, the different types of dissolved oxygen sensors, and the specific requirements of the application field. Choosing a suitable dissolved oxygen sensor requires comprehensive consideration of factors such as the application environment, accuracy requirements, response time, and maintenance costs. For situations with high frequency and fast response requirements, fluorescence sensors are a better choice; while in environments with high accuracy requirements such as laboratories, electrochemical sensors are more suitable. Choosing a suitable dissolved oxygen sensor from DAXIN can not only improve the reliability of measurement data, but also effectively reduce operating costs and improve work efficiency.

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Handheld Water Quality Meter-

Handheld Water Quality Meter

Handheld water quality meters have become an essential tool for environmental monitoring and water management in homes and various professional fields. These devices provide the convenience of real-time, anytime, anywhere water quality testing, provi...

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Instruments for Wastewater Treatment-

Instruments for Wastewater Treatment

Most people typically focus on the larger field of wastewater treatment , but the instruments used for monitoring wastewater treatment, which play a significant role, often receive little attention. Today, I've compiled a list of several commonly us...

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How to Calibrate pH-

How to Calibrate pH

Online pH meter based on the principle of potentiometric sensor. It is composed of a sending part composed of pH sensors and a detection part composed of electronic components. Generally, the sending part consists of a reference pH sensor and a worki...

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How Does Dissolved Oxygen Sensor Work-

How Does Dissolved Oxygen Sensor Work

Table of Contents ●What is a dissolved oxygen sensor? ●How to measure dissolved oxygen? ●Types of dissolved oxygen sensors ●How do dissolved oxygen sensors work? ●Application areas of dissolved oxygen sensors ●How to choose a suitable dissolved oxyge...

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Swimming Pool Detection Application-

Swimming Pool Detection Application

Does the water quality of the clear swimming pool really meet the standard? In the summer holiday, the swimming pool has become a good place for people to enjoy the cool! The local health supervision departments also carried out supervision and inspe...

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What Does A Portable PH Meter Do?-

What Does A Portable PH Meter Do?

Portable pH meters are handheld devices designed for portability and usually come with a carrying case for easy field operation. Portable industrial pH meters are commonly used in industries such as food, agriculture, and the environment to assess th...

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Portable Dissolved Oxygen Meter For Aquarium-

Portable Dissolved Oxygen Meter For Aquarium

Maintaining proper water quality conditions is essential for the health and well-being of fish and other aquatic organisms in an aquarium. A key factor to consider is the level of dissolved oxygen in the water. Dissolved oxygen refers to the amount o...

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What Is The Function of Portable Conductivity Meter?-

What Is The Function of Portable Conductivity Meter?

Portable conductivity meter is a device used to measure the conductivity of liquids and is widely used in water quality monitoring, chemical processing, and environmental monitoring. It evaluates the ion concentration of a solution by detecting the ...

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DX-9921M Handheld Ph/ORP DO Meter-

DX-9921M Handheld Ph/ORP DO Meter

Table of Contents ● Why Accurate pH, ORP and DO Measurements Important ? ● Overview of the DX-9921M ● DX-9921M Applications Industries ● Summary The Handheld pH/ORP DO Meter DX-9921M is a handheld tool to accurate monitoring of pH, ORP and dissolved ...

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Introduction of Online ORP Meters-

Introduction of Online ORP Meters

Oxidation Reduction Potential , or ORP, is a measure of the tendency of a substance to gain or lose electrons and undergo oxidation or reduction reactions. It is commonly used in water treatment, aquaculture, and industrial applications to monitor an...

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What is portable dissolved oxygen meter ?-

What is portable dissolved oxygen meter ?

Table of Contents ● What is portable dissolved oxygen meter ? ● What are the characteristics of portable dissolved oxygen meters? ● How to test dissolved oxygen in water? ● How portable dissolved oxygen meter work? ● Application areas of portable dis...

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Portable ph Meter for Water-

Portable ph Meter for Water

What is a portable pH meter? A pH meter is a device that measures the acidity or alkalinity of water. pH is a measure of the concentration of hydrogen ions in a solution and ranges from 0 (most acidic) to 14 (most alkaline). A pH of 7 is neutral, a p...

澳大利亚珊瑚礁凋亡.jpg

Water Quality Monitoring and Protecting Coral Reefs-

Water Quality Monitoring and Protecting Coral Reefs

Australia's Great Barrier Reef is one of the world's most beautiful natural wonders. However, recent studies indicate that the reef is facing unprecedented threats due to global climate change and human activities. As a critical part of the global ec...

碳排放.jpg

European Net Zero Emissions Target-

European Net Zero Emissions Target

The European Commission's proposed "European Green Deal" clearly states that the European Union should achieve the climate target of "net zero emissions" between 2030 and 2050. This means that Europe needs to significantly reduce greenhouse gas emiss...

pH-DO-800x600.jpg

Applications of pH Meters and DO Meters-

Applications of pH Meters and DO Meters

Characteristics of a pH meter: The glass on the pH sensor gradually ages over time, causing degradation in the gradient (the change in electrode output potential per unit pH change) and requiring a significant amount of time to achieve a stable pot...

2024-1-13_CL.jpg

How Do You Test Free Chlorine Residual?-

How Do You Test Free Chlorine Residual?

What is residual chlorine? Residual chlorine refers to the chlorine remaining after the disinfectant (usually chloride) added during the water treatment process exceeds the chlorine content required for sterilization. It has a certain bactericidal ef...

封面.jpg

Why Is Dissolved Oxygen Important in Aquaculture?-

Why Is Dissolved Oxygen Important in Aquaculture?

Summary ● Why is dissolved oxygen important for aquaculture? ● What is dissolved oxygen? ● Importance of dissolved oxygen in aquaculture ● Factors that affect dissolved oxygen levels ● Best practices for maintaining optimal dissolved oxygen levels ● ...

封面.png

Wastewater Testing Equipment-

Wastewater Testing Equipment

Wastewater treatment is an important part of protecting the environment and public health, and effective wastewater testing and treatment relies on the monitoring and analysis of multiple key parameters. These parameters include dissolved oxygen (D...

pH-measurement 600x800.jpg

Top 8 Mistakes in pH Measurement-

Top 8 Mistakes in pH Measurement

Are you making errors when measuring pH?

How-to-Choose-the-Right-Dissolved-Oxygen-Sensor.jpg

How to Choose the Right Dissolved Oxygen Sensor?-

How to Choose the Right Dissolved Oxygen Sensor?

How to Choose the Right Dissolved Oxygen Sensor? Choosing the right dissolved oxygen sensor (DO sensor) is a key step in ensuring water quality monitoring, environmental research, and industrial process control. The right sensor can help obtain accurate and reliable data to improve the management of the ecological environment and production processes. This article will detail the factors to consider when selecting a dissolved oxygen sensor, the different types of dissolved oxygen sensors, and the specific requirements of the application field. Choosing a suitable dissolved oxygen sensor requires comprehensive consideration of factors such as the application environment, accuracy requirements, response time, and maintenance costs. For situations with high frequency and fast response requirements, fluorescence sensors are a better choice; while in environments with high accuracy requirements such as laboratories, electrochemical sensors are more suitable. Choosing a suitable dissolved oxygen sensor from DAXIN can not only improve the reliability of measurement data, but also effectively reduce operating costs and improve work efficiency.