Qingdao Chong Jen Machinery Co., Ltd
Verified Supplier
1 Years
qingdao
Since 2015
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Roller Conveyor Shot Blasting Machine
Rotary Table Shot Blasting Machine
Spinner Hanger Shot Blasting Machine
Drum Shot Blasting Machine
Wire Mesh Shot Blasting Machine
Steel Pipe Shot Blasting Machine
Steel Bar Shot Blasting Machine
LPG Cylinder Shot Blasting Machine
Stone Blasting Machine
Sand Blasting Room
Automatic Sand Blasting Machine
Foundry Molding Machine
Sand Reclamation Equipment
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Quality control
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PRODUCT CATEGORIES

Roller Conveyor Shot Blasting Machine

 (5)

Rotary Table Shot Blasting Machine

 (2)

Spinner Hanger Shot Blasting Machine

 (3)

Drum Shot Blasting Machine

 (4)

Wire Mesh Shot Blasting Machine

 (6)

Steel Pipe Shot Blasting Machine

 (2)

Steel Bar Shot Blasting Machine

 (1)

LPG Cylinder Shot Blasting Machine

 (2)

Stone Blasting Machine

 (2)

Sand Blasting Room

 (3)

Automatic Sand Blasting Machine

 (7)

Foundry Molding Machine

 (5)

Sand Reclamation Equipment

 (3)

Why Can We Always Ensure Excellent Quality

Quality Control

Quality Control Measures of Our Mechanical Manufacturing Factory

As a professional mechanical manufacturer, we take product quality as the core to win customers' trust. Adhering to "quality first", we have built a full-process quality control system compliant with ISO9001 and international standards.
We strictly screen suppliers and fully inspect raw materials to eliminate source risks. During production, zero-tolerance process control, real-time inspections and intelligent monitoring ensure parameter accuracy. Finished products undergo comprehensive tests with high-precision equipment; only qualified ones are delivered.
Our quality traceability system and regular staff training strengthen quality awareness. With rigorous measures and professional teams, we provide reliable product guarantees. Choosing us means choosing quality and peace of mind.

Certification

Qingdao Chong Jen Machinery Co., Ltd Certifications
Standard: ISO14001
Qingdao Chong Jen Machinery Co., Ltd Certifications
Standard: ISO9001
Qingdao Chong Jen Machinery Co., Ltd Certifications
Standard: ISO45001
Qingdao Chong Jen Machinery Co., Ltd Certifications
Standard: CE certificate
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