Quality Control-Longtech Consumer Electronics

5 Quality links run through the entire process

Quality team members account for 10% of the company's workforce, ensuring product quality

Planning concept stage

Market research report

Project initiation application

Project Schedule

Product development task

Product reliability and quality objectives

Product design stage

List of Special Characteristics

DFMEA

Engineering specifications

DFX

Prototype Control Plan

Product Recognition Letter

Design Review

Process design stage

Process flow diagram

PFMEA

Requirements for tooling/fixtures/testing equipment

Trial production SOP/SIP

MSA Plan

SOP Plan

Trial production control plan

Product and process confirmation stage

NPI Trial Production Summary

MSA report

SPC report

Mass production control plan

PPAP submission

Feedback, Evaluation, and Corrective Action Process Stage

Product Reliability Plan&Report

Mass production SOP/SIP

Product Delivery

Customer satisfaction

Continuous improvement

3 Heavy quality inspection and strict quality control

MES joint management system, product specific QR code, transparent and traceable production process

Raw Material Inspection IQC

Delivery from raw material manufacturers

Making raw material identification cards

Warehouse inventory and receipt

Raw material warehousing

IQC inspection

Process inspection IPQC+finished product inspection QA

First piece production

Mass production

First piece production confirmation

IPQC process inspection

IPQC first article confirmation qualified

Shipping inspection OQC

Shipping Notice

OQC inspection

Packaging inspection product data

Make a logo

Visual inspection

Quality inspection details are visible, and high quality is at hand

6 laboratories, providing Hard power guarantee for product quality

Environmental laboratory

High and low temperature cycle, cold and hot shock, temperature and humidity cycle test

EMS laboratory

EMS immunity test, ESD, EFT. Lightning strike, voltage drop

Aging laboratory

EMI interference test, CE power disturbance

Comprehensive laboratory

Software debugging, hardware testing

Safety regulations laboratory

Safety and environmental testing

Reliability laboratory

Mechanical reliability testing