Quality Control

Power Innovation & Save Energy For a Better Future!

Quality Control

IQC Flowchart
IQC Flowchart
QC Shipping Flowchart
QC Shipping Flowchart
Auto-Parts Flow Chart
Auto-Parts Flow Chart

Wenchi & Brothers aim to deliver our products that from initial technical research, design, trial run, DVT, DQT, to the final mass production all strictly follow the SOPs in order to meet with and exceed customers' expectations in high standards and services. We make sure only partner with professional certified suppliers. QC/QA department specialises in 6-sigma process and PMP-certified training program.

Striving Excellence

Emplyees training to practice 5S/6S concept into habits: regularly sort, maintain, set tools, and clear work space in order to increase productivity and reduce costs.

Customer Retention Strategy

  • Provide quality and cost-effective products along with satisfying after-sale customer service
  • Engage regularly with customers to take their thoughts into consideration

Deliver On-time

  • Ship on the date required by customers
  • Monitor on-time delivery performance
  • Establish quality requirements to ensure suppliers and contractors comply
  • Active communicate with our business partners
  • Lead times about 60 days

5-Step Internal Inspections:

  • PCBA board — without load test in every pcs
  • 1st inspection — inverter without load-test pcs by pcs
  • 2nd inspection— inverter with load-test pcs by pcs
  • 30 mins life-circle test in burn-in room ( to simulate end user ) / test pcs by pcs
  • Final function inspection — based on MIL-STD-105A Sampling Procedures and Tables for Inspection, randomly pick sample from each lot and sample pcs

Quality Policy


New Products

IP65-IP44-IP54-IP20 Water/Splash Resistant Marine Charger

IP65-IP44-IP54-IP20 Water/Splash Resistant Marine Charger

Options for Water/Splash Resistant insulation 24V LCD/LED battery chargers

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PSW LCD Pure Sine Wave Power Inverter with APP

PSW LCD Pure Sine Wave Power Inverter with APP

Power saving mode, optional LCD display, AC transfer switch, etc. Well tried-and-tested...

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NEW Modified Sine Wave Inverter 12VDC-110VAC with USB port

NEW Modified Sine Wave Inverter 12VDC-110VAC with USB port

12VDC to 110VAC Modified sine wave inverter with USB port

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