How we guarantee high quality products throughout manufacturing process?

Our professional QC staff will inspect every process by  detail by detail to ensure we have the highest standard of materials and finished products. We take responsible for every item we produce.

Quality control procedures are crucial to creating high-quality battery protection boards. The high-standard quality requirements is conducting by thorough inspections during all production steps.

Branded Components

Functionality and Stability are crucial for all materials we are using to ensure excellent performance of our battery protection boards. We only use branded components from TOP 3 suppliers.

Materials Inspection

Materials and components from our supplier will be inspected by our IQC team. Our Supplier Quality Engineer will select and manage reliable and good quality material suppliers. 

  1. Check the incoming packaging without any damage, water immersion, crushing, and material damage. 
  2. Check the code and the actual product on the outer packaging or label are correct or not.
  3. Check the packaging and protection methods of the incoming materials are correct or not. 
  1. Whether the actual package quantity is consistent with the quantity on the Label, if there is any discrepancy, it is unacceptable.
  2. Whether the actual quantity of incoming materials is consistent with the quantity on the “Delivery Note”, if there is any discrepancy, it is unacceptable.
  • Whether the actual package quantity is consistent with the quantity on the Label, if there is any discrepancy, it is unacceptable.
  • Whether the actual quantity of incoming materials is consistent with the quantity on the “Delivery Note”, if there is any discrepancy, it is unacceptable.
IQC
SQE
MIL-STD-105E
_Q1A7300

AOI Inspection

In general, AOI refers to Automatic Visual Inspection. It’s a method inspecting manufacturing products which is based on optic principles, combined with image analysis, computer and automatic control, and other technologies to detect and correct manufacturing defects. It is a new way of verifying manufacturing defects.

AOI is helpful for identifying problems early to minimize production interruptions. Regarding components which AOI machines cannot fully detec, like HDMI ports, SD card slots, patch headers, female sockets, we will perform visually inspected for defects such as false soldering, continuous soldering, offset, etc., All BGA devices need to be visually inspected for existence bottom pad component problem.

Responsibilities:

1.

Supervise the production line to operate according to standard requirements to achieve standardization;

2.

FOR monitoring, promptly request the responsible department to improve when tendentious problems occur;

3.

Have the responsibility and right to put forward correction and improvement requirements for abnormal quality or factors affecting quality in the process;

4.

Have the responsibility and obligation to use quality methods to control and manage process quality, such as simulated failure testing, statistical analysis, etc.;

5.

In order to confirm the quality effect or standard, it has the right to put forward confirmation and review requirements to the corresponding department, such as checking the quality record, reviewing the process of quality activities, entering the warehouse, etc.;

IPQC Inspection

IPQC refers to Input Process Quality Control. It is the responsibility of IPQC to monitor every process of the production line every two hours, checking if the process follows the standard and ensures the quality of semi-finished boards. . 

Visual Inspection

It is the most traditional method for determining if a circuit board is in compliance and when a correction operation is necessary. Using a magnifying glass or calibrated microscope, the operator visually inspects the board to determine whether it is in compliance and when a correction operation is necessary. In this technique, visual inspection uses a visual and comparison process to confirm component placement on the PCB. It has two main advantages. The first is low upfront costs, while the second is no need for a test fixture. Visual inspection relies directly on visual testing to confirm component placement on PCB.

Random Sampling

It is the most traditional method for determining if a circuit board is in compliance and when a correction operation is necessary. Using a magnifying glass or calibrated microscope, the operator visually inspects the board to determine whether it is in compliance and when a correction operation is necessary. In this technique, visual inspection uses a visual and comparison process to confirm component placement on the PCB. It has two main advantages. The first is low upfront costs, while the second is no need for a test fixture. Visual inspection relies directly on visual testing to confirm component placement on PCB.

Functional Testing

ICT Testing

ICT testing consists primarily of circuit on/off, voltage and current values, fluctuation curves, magnitude, and noise.

FCT Testing

FCT testing requires IC program firing, simulation of the PCBA board function, and the investigation of hardware and software issues.

Interface Test

It is checked for breaks in the circuit that may cause abnormal behavior.

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