Founded in 2019, Shenzhen Xuanhui Electronics Co., Ltd. is a professional electronic components and solution service provider and a technology company for scheme development and design. Customized design and complete set of solutions for automotive electronics, wireless payment, smart city, intelligent industry and Internet of things.

The company's core products include: 2G, 3G, 4G, 5g, L16 to 24 bit sigma-delta ADC, high-precision temperature measurement, high-precision temperature control RTC, 8-bit MCU and development system, data communication interface, power management, audio power amplifier, LED driving circuit, grid driving circuit, low-power digital analog hybrid design technology. Now there are many successful high-quality chips, which are widely used in electronic watches, clocks, perpetual calendars, thermohygrometers, electronic scales, flashlights, lamps, gifts and many other electronic products.

Main products of our company:

1》 Industrial control: low power ADC, DAC, Hart modulation and demodulation chip

2》 Metering instrument: metering SOC chip and electric energy metering, metering socket, digital display voltage / current meter and multimeter solution

3》 MCU of high-precision ADC: human scale, kitchen scale, health scale, pricing scale, palm scale chip and solution

4》 Digital temperature sensor: high precision temperature measurement chip and solution

5》 Control module: special modules customized for customers, such as solar water heater, cake baking machine, etc

6》 Data communication interface: internal system data communication circuit, including single ended (SE), low dropout (LVD) and multi-mode (SE / LVD) small computer system interface (SCSI) circuits.

7》 Power management: it is a circuit that generates, distributes, protects and manages the thermal energy consumption in portable, portable and battery driven systems. It has a typical market share in portable computers, mobile phones, wireless communication devices and battery driven medical devices. The products include electroluminescent lighting driver, microprocessor monitor, USB power switch, low voltage differential regulator and high frequency switching converter.

8》 Audio power amplifier: the products include the mainstream mono and stereo power amplifier series products in the market, and provide cost-effective audio power amplifier chips for MP3 / MP4, digital photo frame, mobile phone, portable computer and other consumer electronics and communication products.

9》 LED drive circuit: various types of LED drive circuits for portable applications,

10》 Gate drive circuit: various types of gate drive circuits that drive MOSFET and IGBT. They are used in power supply, lighting and motor applications with reliable quality. The types include single tube drive, half axle drive, three-phase drive, etc., which can meet various application needs of the market.

11》 Function calculator, function calculator with perpetual calendar, and other additional functions

12》 Massager, remote control vehicle (IR and RF), soybean milk machine

13》 Multi channel clock control switch, temperature controller, computer temperature controller, counter, timer / pedometer / pedometer with radio (automatic frequency modulation, with storage and memory function).

14》 Projection clock, square clock (rotary LCD clock)

15》 Pedometer / Runner / fat pedometer

Since its establishment, the company has adhered to the purpose of "people-oriented, development and innovation, creating wealth, sharing achievements and feeding the society", and has won the trust of our customers. We will continue to introduce high-tech products, adhere to our commitment to customers' product quality and service, and grow together with customers.

Corporate culture
What are the common production processes for Reprint relay?
Title: Common Production Processes for Reprint RelaysIntroduction: Reprint relays are essential components used in various electrical and electronic systems to control the flow of current. These relays play a crucial role in ensuring the smooth operation of devices by allowing or interrupting the electrical circuit. Understanding the production processes involved in manufacturing reprint relays is vital for engineers, manufacturers, and anyone interested in the field of electrical engineering. In this article, we will explore the common production processes for reprint relays, providing an in-depth understanding of their manufacturing techniques.1. Design and Specification: The production process for reprint relays begins with the design and specification phase. Engineers and designers work together to create a blueprint that outlines the relay's functionality, dimensions, and electrical specifications. This phase involves considering factors such as the required voltage, current rating, contact configuration, and coil specifications.2. Material Selection: Once the design is finalized, the next step is selecting the appropriate materials for the relay's construction. The choice of materials depends on factors such as the relay's application, environmental conditions, and cost-effectiveness. Common materials used for reprint relays include copper, silver, gold, iron, and various types of plastics.3. Coil Winding: The coil winding process involves winding copper wire around a bobbin or core to create the relay's electromagnetic coil. The number of turns and wire gauge are determined based on the relay's electrical specifications. This process requires precision and accuracy to ensure the coil's proper functioning.4. Contact Manufacturing: The contacts in a reprint relay are crucial for establishing or interrupting the electrical circuit. The contact manufacturing process involves shaping and forming the contact materials, such as silver or gold, into the desired shape. Various techniques, including stamping, machining, or plating, are used to create the contacts with the required dimensions and specifications.5. Assembly: The assembly process involves bringing together all the individual components of the reprint relay. This includes attaching the coil, contacts, and other necessary parts to the relay's base or frame. The assembly process may involve manual labor or automated machinery, depending on the production scale and complexity.6. Testing and Quality Control: Once the relay is assembled, it undergoes rigorous testing to ensure its functionality and reliability. Testing involves checking parameters such as contact resistance, coil resistance, insulation resistance, and response time. Quality control measures are implemented to identify and rectify any defects or deviations from the desired specifications.7. Packaging and Distribution: After passing the testing and quality control phase, the reprint relays are packaged and prepared for distribution. Packaging materials are chosen to protect the relays from damage during transportation and storage. Proper labeling and documentation are essential for easy identification and traceability.8. Continuous Improvement: The production process for reprint relays is an ongoing cycle of improvement. Feedback from customers, field testing, and technological advancements drive continuous improvement efforts. Manufacturers strive to enhance the relay's performance, reduce production costs, and optimize manufacturing processes.Conclusion: The production processes involved in manufacturing reprint relays are complex and require careful attention to detail. From design and specification to assembly and testing, each step plays a crucial role in ensuring the reliability and functionality of the relays. By understanding these common production processes, engineers and manufacturers can develop high-quality reprint relays that meet the diverse needs of various electrical and electronic systems.
What are the key product categories of Car relay?
Title: Exploring the Key Product Categories of Car RelaysIntroduction (100 words) Car relays play a crucial role in the electrical systems of vehicles, ensuring the smooth functioning of various components. These small yet powerful devices act as switches, controlling the flow of electricity to different parts of the car. In this article, we will delve into the key product categories of car relays, exploring their functions, types, and applications. By understanding the diverse range of car relays available, car enthusiasts and professionals can make informed decisions when it comes to selecting the right relay for their specific needs.1. General Purpose Relays (200 words) General purpose relays are the most common type of car relays, designed to handle a wide range of electrical applications. These versatile relays are used in various systems, including lighting, power windows, horns, and fuel pumps. They are typically single-pole, double-throw (SPDT) relays, capable of switching between two different circuits. General purpose relays are known for their reliability, durability, and cost-effectiveness, making them a popular choice for automotive applications.2. Power Relays (200 words) Power relays, as the name suggests, are designed to handle high-power applications in vehicles. These relays are commonly used in systems such as starter motors, air conditioning compressors, and electric fans. Power relays are capable of handling high currents and voltages, ensuring efficient power distribution to various components. They are often equipped with additional features like surge protection and heat resistance to withstand demanding conditions.3. Time Delay Relays (200 words) Time delay relays are specialized relays that introduce a time delay before switching the circuit. These relays are commonly used in applications where a delay is required, such as in windshield wipers, headlight delay circuits, and intermittent wipers. Time delay relays can be adjustable or fixed, allowing users to set the desired delay time. They are crucial in ensuring proper functioning and control of time-dependent systems in vehicles.4. Solid-State Relays (200 words) Solid-state relays (SSRs) are a modern alternative to traditional electromechanical relays. These relays use semiconductor devices, such as transistors, to switch the electrical circuit. SSRs offer several advantages over conventional relays, including faster switching speeds, longer lifespan, and silent operation. They are commonly used in applications where precise control, low power consumption, and high reliability are required, such as in electronic fuel injection systems and anti-lock braking systems.5. Latching Relays (200 words) Latching relays, also known as bistable relays, are unique in that they maintain their state even after power is removed. These relays are commonly used in applications where power consumption needs to be minimized, such as in battery-operated systems. Latching relays are often found in car alarm systems, central locking systems, and power window controls. They provide energy-efficient solutions by requiring power only during state changes, reducing overall power consumption.Conclusion (100 words) Car relays are essential components in the electrical systems of vehicles, ensuring the proper functioning of various components. By understanding the key product categories of car relays, including general purpose relays, power relays, time delay relays, solid-state relays, and latching relays, car enthusiasts and professionals can make informed decisions when selecting the appropriate relay for their specific needs. Whether it's controlling lighting, powering high-current devices, introducing time delays, or minimizing power consumption, the diverse range of car relays available caters to a wide array of automotive applications.
Car relay product training considerations
Title: Essential Considerations for Car Relay Product TrainingIntroduction (100 words) Car relays play a crucial role in the electrical systems of vehicles, ensuring the smooth operation of various components. To maximize the efficiency and effectiveness of these relays, it is essential for automotive professionals to receive comprehensive product training. This article aims to explore the key considerations that should be taken into account when designing and implementing car relay product training programs. By addressing these factors, manufacturers and trainers can equip automotive technicians with the knowledge and skills necessary to handle relay-related issues effectively.1. Understanding the Basics of Car Relays (200 words) Before delving into the intricacies of car relay product training, it is crucial to establish a solid foundation of knowledge regarding the basics of car relays. This section should cover the purpose of relays, their various types, and their role in the electrical system of a vehicle. By providing a clear understanding of the fundamentals, trainers can ensure that participants have a strong grasp of the subject matter.2. Identifying Common Relay-related Issues (200 words) To effectively troubleshoot and resolve relay-related problems, automotive technicians must be familiar with the most common issues that can arise. This section should focus on identifying symptoms of relay failure, such as intermittent operation, overheating, and excessive noise. By recognizing these signs, technicians can quickly diagnose and address relay-related problems, minimizing vehicle downtime.3. Hands-on Training and Practical Exercises (300 words) Car relay product training should incorporate hands-on activities and practical exercises to reinforce theoretical knowledge. Participants should have the opportunity to work with actual relays, learn how to test them, and practice replacing faulty relays. This hands-on approach allows technicians to develop the necessary skills and confidence to handle relay-related tasks effectively.4. Safety Precautions and Best Practices (200 words) Working with electrical components, including relays, can pose potential hazards. Therefore, car relay product training should emphasize safety precautions and best practices. This section should cover topics such as proper handling of relays, electrical safety measures, and the use of personal protective equipment. By instilling a safety-first mindset, trainers can ensure that technicians prioritize their well-being while working with car relays.5. Staying Updated with Technological Advancements (200 words) The automotive industry is constantly evolving, with new technologies and advancements being introduced regularly. Car relay product training should include updates on the latest developments in relay technology, such as solid-state relays and intelligent relays. By staying up-to-date, technicians can effectively adapt to new relay systems and provide accurate diagnoses and repairs.6. Troubleshooting Techniques and Diagnostic Tools (200 words) Car relay product training should equip technicians with troubleshooting techniques and diagnostic tools specific to relay-related issues. This section should cover methods for identifying faulty relays, testing relay circuits, and using specialized tools like multimeters and oscilloscopes. By mastering these techniques, technicians can efficiently diagnose and resolve relay-related problems.Conclusion (100 words) Car relay product training is essential for automotive professionals to effectively handle relay-related issues in vehicles. By considering the key factors discussed in this article, manufacturers and trainers can design comprehensive training programs that equip technicians with the necessary knowledge and skills. From understanding the basics of car relays to incorporating hands-on activities and emphasizing safety precautions, a well-rounded training program ensures that technicians can confidently diagnose, repair, and maintain relay systems, ultimately enhancing the overall performance and reliability of vehicles.
What are the latest OLED display manufacturing processes?
Title: Advancements in OLED Display Manufacturing Processes: A Comprehensive OverviewIntroduction (100 words) The rapid evolution of display technology has led to the emergence of Organic Light Emitting Diode (OLED) displays, which offer numerous advantages over traditional LCD screens. OLED displays are known for their vibrant colors, high contrast ratios, and flexibility. This article aims to provide a comprehensive overview of the latest manufacturing processes employed in the production of OLED displays, highlighting the advancements that have revolutionized the industry.1. OLED Display Basics (200 words) To understand the manufacturing processes, it is essential to grasp the fundamentals of OLED displays. OLEDs consist of thin organic layers sandwiched between two electrodes, emitting light when an electric current is applied. The organic layers are composed of organic compounds that emit light when excited by an electric charge. The two main types of OLED displays are small molecule OLEDs (SMOLEDs) and polymer OLEDs (POLEDs), each with its unique manufacturing techniques.2. Small Molecule OLED Manufacturing (300 words) SMOLEDs are the traditional OLED technology, widely used in smartphones, televisions, and other consumer electronics. The manufacturing process involves several key steps, including substrate preparation, deposition of organic layers, and encapsulation. Substrate preparation involves cleaning and coating the glass or plastic substrate with a transparent conducting layer, typically indium tin oxide (ITO). The organic layers are then deposited using thermal evaporation or organic vapor phase deposition techniques. Finally, encapsulation is performed to protect the organic layers from moisture and oxygen, ensuring the longevity of the display.3. Polymer OLED Manufacturing (300 words) POLEDs, also known as plastic OLEDs, offer enhanced flexibility and durability compared to SMOLEDs. The manufacturing process for POLEDs involves similar steps to SMOLEDs, with some variations. Instead of using glass substrates, flexible plastic substrates are employed, enabling the production of curved or flexible displays. The deposition of organic layers in POLEDs is typically achieved through inkjet printing or solution processing techniques, allowing for large-scale manufacturing and reduced costs. Encapsulation is crucial in POLEDs as well, as it protects the organic layers from environmental factors.4. Advancements in OLED Manufacturing (400 words) The OLED industry has witnessed significant advancements in manufacturing processes, leading to improved efficiency, higher yields, and reduced costs. Some notable advancements include:a. Fine Metal Mask (FMM) Technology: FMM technology enables the deposition of organic materials with high precision, resulting in smaller pixel sizes and improved resolution. This technique has revolutionized the production of high-resolution OLED displays, such as those found in smartphones and televisions.b. Inkjet Printing: Inkjet printing has emerged as a promising technique for depositing organic materials in POLEDs. It offers advantages such as scalability, cost-effectiveness, and the ability to print on flexible substrates. Inkjet printing allows for the deposition of precise patterns, reducing material waste and enabling the production of large-area displays.c. Solution Processing: Solution processing techniques, such as spin coating and slot-die coating, have gained popularity in OLED manufacturing. These methods involve the deposition of organic materials from a liquid solution, eliminating the need for vacuum-based deposition techniques. Solution processing offers advantages such as high material utilization, scalability, and compatibility with flexible substrates.d. Flexible Substrate Technologies: The development of flexible substrate technologies, such as plastic and metal foils, has opened up new possibilities for OLED displays. Flexible substrates enable the production of bendable, rollable, and foldable displays, expanding the potential applications of OLED technology.Conclusion (100 words) The manufacturing processes for OLED displays have undergone significant advancements, leading to improved efficiency, enhanced resolution, and reduced costs. The adoption of FMM technology, inkjet printing, solution processing, and flexible substrate technologies has revolutionized the OLED industry. These advancements have paved the way for the production of high-resolution, flexible, and durable OLED displays, which are increasingly being integrated into various consumer electronics. As the demand for OLED displays continues to grow, further advancements in manufacturing processes are expected, driving the industry towards even more innovative and versatile display solutions.