About Stone Shen

Stone is the senior technical support and experienced sales engineer at LHD PCB, with more than twelve years of experience in the PCB design, manufacturing, and assembly industry. Served as an Engineering Manager for a Listed PCB company for eight years and has extensive experience in handling various large projects. Now worked as a sales engineer at LHD PCB and also provide product and technical services to different kinds of companies, rich experience in industrial control, the Internet of Things, medical, and new energy product projects.

Articles Written by Stone

Taking Control of PCB Circuit Board Price
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LHD-admin

PCB Circuit Board Price: Tips for Saving Money

Want to lower your PCB costs? This blog explores key factors. These factors influence PCB circuit board price. You will learn about design choices. You will also learn about material selection. Furthermore, you will learn about manufacturing processes. Understanding these factors can help you save m

Fundamental Laws Governing Electron Devices and Circuits
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LHD-admin

Must-Know Facts About Electron Devices and Circuits

Want to know how electronics work? Learn about electron devices and circuits. We’ll explore types and laws. You’ll see how they shape the world. Discover their use in everyday life. What are the Electron Devices and Circuits? Electron devices are very small. They use parts like 100-ohm r

What Is Solder Flux A Comprehensive Guide!
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LHD-admin

What is Solder Flux? —— A Comprehensive Guide

Have you ever wondered how electronics are made? What is solder flux? Tiny parts connect with solder. But solder needs a helper. This helper is called flux. In this guide, we’ll learn about flux. We’ll explore different types and uses. What is Solder Flux? Solder flux is a really importa

How to Optimize Your Circuit Card Assembly Process
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LHD-admin

How to Optimize Your Circuit Card Assembly Process?

Want to improve your electronics manufacturing? Learn what is a circuit card assembly and how to optimize your circuit card assembly process. This guide provides steps to enhance efficiency. You will also learn about advanced techniques. What’s The Importance of an Optimized Circuit Card Assembly Pr

Future Trends in PCBAs
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LHD-admin

Learn About PCBA and it’s Components

Introduction to PCBA Printed circuit board assembly is a key process in the electronics manufacturing industry. It assembles electronic components onto PCBs to create functional electronic devices. PCBA applies to all electronic industries as it is the backbone of almost all modern electronic device

What is an LED Aluminum PCB
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LHD-admin

LED aluminum PCB – PCB Prototype the Easy Way

The need for use LED lighting in residential and commercial spaces is gradually on the rise. And as this demand continues to grow, manufacturers are constantly looking for ways to improve efficiency and reduce costs. To meet these demands, LHD Tech offers LED aluminum PCBs for easy and efficient pro

Electronics Manufacturing Services(EMS)
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LHD-admin

Electronics Manufacturing Services(EMS)

Getting your electronic products ready and out there quickly is more important than ever in today’s world. That’s where EMS manufacturers like LHD Tech come into the picture. Whether you’re a startup bringing a new gadget to life or a company looking to ramp up production, EMS manufacturers have the

PCB plating
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LHD-admin

PCB Plating Process: Step by Step Guide

Ever wonder how that small green board inside your gadgets works? It’s all thanks to PCB plating. If you’re thinking, “What is PCB plating, and why should it matter?” Stick around as we provide a step-by-step walkthrough, explained simply and clearly, making it easy to understand. What is PCB

silkscreen in PCB
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LHD-admin

What is the Purpose of Silkscreen in PCB?

Have you ever looked at a circuit board and wondered what are those white letters, numbers, and symbols? We call it silkscreen in PCBs, and it plays a vital role in electronics. So, what exactly is the purpose of silkscreen in PCBs, and why is it so important? What is Silkscreen in PCB? The silkscre

circuit card assembly
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LHD-admin

What is Circuit Card Assembly?

Circuit Card Assembly (CCA) is a critical process in manufacturing that involves assembling electronic components onto a printed circuit board (PCB). We will explore the complexity of CCA, its importance, the manufacturing process, and the best manufacturers in the industry.   Understanding Cir

PCB panel size
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LHD-admin

PCB Panel Size: Everything You Need to Know for Assembly

Wondering what the right PCB panel size should be for your assembly process? Choosing the perfect panel size is a crucial step in ensuring your PCBs are cost-effective, efficient, and easy to assemble. If you’re trying to figure out what dimensions to go with, we’ve got you covered. Let’s break it d

PCB lamination process
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LHD-admin

Introduction to PCB Lamination Process

What is PCB Lamination? The PCB lamination process is all about building layers. Think of it like making a sandwich—but instead of bread, cheese, and ham, you have layers of copper, fiberglass, and resin. This process involves stacking these layers together and then applying heat and pressure to for

BGA in PCB
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LHD-admin

Why is BGA Used in PCB Design?

Have you ever wondered what BGA in PCB means? Or why it’s such a big deal in electronics? If you’re working on a circuit board and looking for the best design choices, you’ve probably come across BGA and wondered whether it’s the right move. Let’s break it down so you can understand what

The solder mask is that green, red, or even blue coating you see on a PCB
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LHD-admin

The Role of Solder Mask in PCB

Let’s start simple. You’ve got a PCB (printed circuit board), and it’s filled with all these tiny pathways and components. But there’s something important that sits on top of all that, and it’s called the solder mask. The solder mask is that green, red, or even blue coating you see on a

What Are Thermal Relief Pads
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LHD-admin

What Are Thermal Relief Pads?

When it comes to the printed circuit board (PCB) design, a variety of techniques are used to ensure the functionality, durability, and manufacturability of electronics. One such crucial technique is the use of thermal relief pads, an often-overlooked aspect of PCB layout that plays a pivotal role in

Comparing Different PCB Surface Finish Types
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LHD-admin

Comparing Different PCB Surface Finish Types

What is PCB Surface Finish and Why Does It Matter? Ever wondered what keeps your PCB connections clean and reliable? The answer is the PCB surface finish. This protective layer goes on top of the copper pads, preventing oxidation and ensuring strong solder joints during assembly. Without a good surf

fiducial mark PCB
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LHD-admin

What is a Fiducial Mark?

In the world of printed circuit board (PCB) manufacturing, precision is everything. As the complexity of PCB designs increases, the need for exact component placement becomes more critical. One essential element that ensures this precision is the fiducial mark. For those unfamiliar with the term, a

Wash the Circuit Board
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LHD-admin

How do you Wash the Circuit Board?

In the world of PCB (Printed Circuit Board) manufacturing, ensuring the cleanliness of the boards is a critical aspect of the production process. Whether during assembly, testing, or repair, circuit boards can accumulate contaminants like flux, solder paste, dust, and other residues. These contamina

PCB Potting
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LHD-admin

PCB Protection: Potting or Conformal Coating?

When you expose PCBs to moisture, dust, or chemicals, it can damage the delicate components of a PCB, which leads to issues such as short circuits and malfunctions. To prevent this, two popular methods are used: potting and conformal coating. In this blog, we will compare these two methods to help y

ENEPIG plating
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LHD-admin

A Route Lead to ENEPIG Plating for Premium PCB Finishing

Circuit Boards or PCBs are the backbone of any electronic hardware that ranges from very small consumer devices to complicated aerospace systems. Surface finish is also important for PCB quality, longevity, and reliability since it affects solderability, wire bonding capability, and corrosion resist

pcb smt assembly
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LHD-admin

SMT Stencil: PCB Prototype the Easy Way

SMT Stencil: Making PCB Prototyping Easier When it comes to PCB assembly, precision and efficiency are everything. Whether you’re working on a prototype or ramping up for full-scale production, getting your surface-mount technology (SMT) components onto the printed circuit board (PCB) quickly

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