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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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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...

What is the function of portable conductivity meter.png

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 ...

应用-01.jpg

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 ...

ORP-Meter-800x600.jpg

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 ARE 5 MEASURES OF WATER QUALITY?-

WHAT ARE 5 MEASURES OF WATER QUALITY?

Water quality is one of the most important factors in aquatic ecosystems, ensuring that the water is safe for humans. Activities on land have a significant impact on the condition of aquatic ecosystems, so it is important to monitor water quality lev...

封面.jpg

How to use a residual chlorine meter?-

How to use a residual chlorine meter?

Residual Chlorine meters are an essential tool for monitoring chlorine levels in water to ensure safety and compliance with health standards. They are widely used in drinking water treatment, swimming pools, aquaculture, and wastewater management. In this article, we will walk you through the steps to effectively use a residual chlorine meter, from preparation to maintenance to ensure accurate and reliable measurements.

Water Treatment.jpg

Process of Water Treatment-

Process of Water Treatment

Community Water Treatment Drinking water supplies in the United States are among the safest in the world. However, even in the U.S., drinking water sources can become contaminated, causing sickness and disease from waterborne germs, such as Cryptospo...

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How to Measure the Conductivity of Water?-

How to Measure the Conductivity of Water?

The ability of water to conduct an electric current is measured by its conductivity. Conductivity rises as salinity increases, since dissolved salts and other inorganic compounds can conduct an electric current. Oils and other organic molecules do no...

Double Junction Glass pH Sensor.jpg

Difference Between Single Junction And Double Junction pH Sensor-

Difference Between Single Junction And Double Junction pH Sensor

pH Sensor have many options to choose from; tip shape, junction type, shaft material and fill solution. A key difference is whether the electrode has a single or double junction. How Does a pH Sensor work? Combination electrodes work by having a s...

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Residual Chlorine Meter-

Residual Chlorine Meter

A Residual Chlorine Meter is a device used to measure the residual chlorine content in water. We offer two types of chlorine analyzers, constant voltage residual chlorine analyzers for residual chlorine measurement and membrane clark residual chlorine analyzers for residual chlorine and HOCL measurement.

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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...

Portable Dissolved Oxygen Meter For Aquarium.png

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...

What is the function of portable conductivity meter.png

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 ...

应用-01.jpg

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 ...

ORP-Meter-800x600.jpg

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...

water-quality-blog-post-img1.png

WHAT ARE 5 MEASURES OF WATER QUALITY?-

WHAT ARE 5 MEASURES OF WATER QUALITY?

Water quality is one of the most important factors in aquatic ecosystems, ensuring that the water is safe for humans. Activities on land have a significant impact on the condition of aquatic ecosystems, so it is important to monitor water quality lev...

封面.jpg

How to use a residual chlorine meter?-

How to use a residual chlorine meter?

Residual Chlorine meters are an essential tool for monitoring chlorine levels in water to ensure safety and compliance with health standards. They are widely used in drinking water treatment, swimming pools, aquaculture, and wastewater management. In this article, we will walk you through the steps to effectively use a residual chlorine meter, from preparation to maintenance to ensure accurate and reliable measurements.

Water Treatment.jpg

Process of Water Treatment-

Process of Water Treatment

Community Water Treatment Drinking water supplies in the United States are among the safest in the world. However, even in the U.S., drinking water sources can become contaminated, causing sickness and disease from waterborne germs, such as Cryptospo...

1.png

How to Measure the Conductivity of Water?-

How to Measure the Conductivity of Water?

The ability of water to conduct an electric current is measured by its conductivity. Conductivity rises as salinity increases, since dissolved salts and other inorganic compounds can conduct an electric current. Oils and other organic molecules do no...