ALPHA (CHINA) SUPPLY CO.,LTD
Active Member
7 Years
Since 2011
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LED Die Casting
Die Cast Heat Sink
Aluminium Die Casting LED Housing
Plastic Injection Parts
Custom Metal Casting
Cast Aluminum Heat Sink
LED Light Hardware
Plastic Molded Parts
Custom Fasteners
Custom Silicone Gaskets
Plastic Lamp Diffuser
Glass Light Diffuser
Power Supply Enclosure
LED Printed Circuit Board
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Quality control
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Supplier Homepage > Products

PRODUCT CATEGORIES

LED Die Casting

 (30)

Die Cast Heat Sink

 (30)

Aluminium Die Casting LED Housing

 (28)

Plastic Injection Parts

 (26)

Custom Metal Casting

 (29)

Cast Aluminum Heat Sink

 (30)

LED Light Hardware

 (30)

Plastic Molded Parts

 (27)

Custom Fasteners

 (30)

Custom Silicone Gaskets

 (29)

Plastic Lamp Diffuser

 (18)

Glass Light Diffuser

 (12)

Power Supply Enclosure

 (17)

LED Printed Circuit Board

 (4)

Why Can We Always Ensure Excellent Quality

Quality Control

Quality Control Systems

Starting from the testing of chemical composition of Raw Material the company is having following quality control systems for

  • Incoming supplies
  • Inprocess
  • Final
  • Customer Feedback

All of our custom products are strictly inspected before delivery.

Quality ability – testing equipment list

No. Equipment Name Item No. Brand Qty Purchase schedule Remark
1 CMM Hexagon 1 Purchased
2 Spectrum analyzer M5000 Beijing FPi 1 2019-7-5
3 X-ray detection XYG-1610 Dandong Aolong 1 2019-6-20 Can purchase in advance if request
6 Metallographic analyzer WY-C Laizhou Veiyee 1 Purchased
8 Metallographic grinder MP-2B Laizhou Veiyee 1 Purchased
7 Hydrogen gauge CQY-010A Jinan Hydeb 1 2019-7-25
4 Universal testing machine SHT-600 MTS 1 2019-9-30
5 Brinell hardness tester HB-3000(B) Laizhou Veiyee 1 2019-9-30
6 Salt spray tester 1 Purchased

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