IBE enables the world’s best brands. Through our unrivalled customer-centric approach, we partner with leading companies in numerous markets to deliver solutions for their most complex challenges.


IBe Industry Building, ShenZhen, China



PCB/PCBA knowledge
PCBA Manufacturing Quality System – Everything You Need to Know

In the PCBA manufacturing quality system, quality refers to the degree to which a PCBA component meets requirements, and this degree of satisfaction depends on its inherent characteristics. Intrinsic characteristics of PCBA components refer to those characteristics that are inherent in it, especially those with permanent characteristics, rather than endowed by external factors.

Table of Contents
PCBA Production Quality Inspection

What does quality mean in PCBA manufacturing quality system?

PCBA Manufacturing Quality System
PCBA Manufacturing Quality System

In the PCBA manufacturing quality system, the application of quality is reflected in the following aspects:

1.Component selection: In the PCBA manufacturing process, selecting high-quality components is an important factor to ensure product quality. Inherent component characteristics determine its performance and reliability during use. Therefore, when manufacturing PCBA, it is necessary to select appropriate components in strict accordance with specifications and requirements to ensure that their inherent characteristics can meet product requirements.

2. Production process control: In the production process of PCBA, adopting an appropriate production process is the key to ensuring product quality. The inherent production process characteristics directly affect the assembly quality and reliability of PCBA. Through the control and monitoring of production process parameters, it can ensure that the inherent characteristics of PCBA components are effectively maintained, thereby realizing the control and improvement of product quality.

3. Inspection and testing: In the PCBA manufacturing quality system, inspection and testing is an important part of evaluating product quality. By inspecting and testing PCBA components, it is possible to verify whether their inherent characteristics meet product requirements. These inspection and testing processes need to rely on accurate testing methods and equipment to ensure the accuracy and reliability of the inherent characteristics.

4. Quality management: In the PCBA manufacturing quality system, quality management is the key link to achieve stable product quality. By establishing an effective quality management system, the inherent characteristics of PCBA components can be fully managed and controlled. This includes aspects such as quality planning, process control, exception handling and continuous improvement, aiming to ensure the stability and consistency of product quality to the greatest extent.

To sum up, in the PCBA manufacturing quality system, the application of quality is to ensure that it meets product requirements by managing and controlling the inherent characteristics of PCBA components. The stability and reliability of inherent characteristics are the basis for ensuring product quality, and through measures such as appropriate component selection, production process control, inspection and testing, and quality management, the improvement and continuous improvement of PCBA manufacturing quality can be effectively realized. 

In the PCBA manufacturing process, by valuing and managing the inherent characteristics of components, the stability and reliability of product quality can be ensured. This is of great significance for meeting customer needs, improving product performance and reducing defective rates.

Quality management in PCBA manufacturing quality system

Quality Management in PCBA Manufacturing Quality System
Quality Management in PCBA Manufacturing Quality System

In practical application, quality management in PCBA manufacturing quality system includes the following aspects:

1. Material control: For PCBA manufacturing, it is very important to select and manage suitable materials. Working with suppliers to select components and raw materials with good inherent characteristics to ensure that they can meet the design requirements and quality standards of the product.

2. Process control: Each process step in the PCBA manufacturing process needs to be controlled and monitored to ensure product quality. By establishing strict process regulations and standard operating procedures, controlling various process parameters, ensuring that each step can be implemented stably and reliably, so as to ensure that the inherent characteristics of PCBA components are maintained.

3. Inspection and testing: During the PCBA manufacturing process, various inspections and tests are required to verify whether the inherent characteristics of PCBA components meet the quality requirements. For example, visual inspection using automated optical inspection (AOI) equipment, electrical performance testing using functional testing equipment, etc. The purpose of these inspections and tests is to ensure that the inherent characteristics of PCBA components are accurately and reliably maintained during production.

4. Defective product (nonconforming product) management: If unqualified parts are found in the PCBA manufacturing process, timely measures need to be taken to deal with and manage them. This includes tracing the causes of defective products, analyzing the root causes of defective products, and taking corrective and preventive actions to prevent similar problems from happening again. This ensures that the inherent characteristics of PCBA components are effectively managed and controlled during the manufacturing process.


Through the application of the above measures, the PCBA manufacturing quality system can ensure the consistency, stability and reliability of products. The management and control of inherent characteristics is the key to achieving these goals, ensuring that PCBA components provide high-performance, reliable products to customers while meeting quality requirements.


The perfect quality assurance system and various inspection equipment help us to monitor the whole production process, assure stability of this process and high product quality, meanwhile, advanced instruments and technology methods have been introduced to attain sustained improvement.

1. Component selection

2. Production process control

3. Inspection and testing

4. Quality management



1. Material control

2. Process control

3. Inspection and testing

4. Defective product (nonconforming product) management





Hi, I am Kerstin, graduating from one of a well- known university in China and I has a master's degree in physics. I have more than 5 year's experience as a professional engineer in PCB industry and expertise in PCB design, PCB assembly, PCB manufacturing, etc. I am committed to offering services and solutions about PCB/PCBA for various industries for their projects with professional knowledge. During 5 years of engineering career, I have done different circuit designing projects for different companies such as electronics, industry and medical devices, winning a lot of reputation among many customers. Selected as an outstanding employee of IBE every year. I'm always here to provide you with fast, reliable, quality services about PCB/PCBA.

Leave a comment

Your email address will not be published. Required fields are marked *