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Quality Assurance

At Chaoyang, we understand that precise measurement is the cornerstone of exceptional manufacturing quality. As an ISO 9001:2015 certified company, we offer industry-leading precision measurement services to ensure every component meets the highest standards of accuracy, performance, and reliability. Our rigorous quality assurance processes verify that each part complies with exact design specifications and functional requirements—giving you complete peace of mind.

State-of-the-Art Equipment

We leverage cutting-edge technology to deliver precision measurement services of unmatched quality. Our advanced metrology tools allow us to inspect and verify even the most complex geometries with remarkable accuracy:

Zeiss CMM (Coordinate Measuring Machine): Known for its exceptional accuracy, the Zeiss CMM allows us to measure complex geometries with pinpoint precision.
Trimos 2D Height Gauge: This tool is used for precise vertical measurements, ensuring that all parts meet the required height and tolerance standards.
Nikon Profile Projector: This tool provides highly detailed measurements of profiles and contours, allowing us to inspect intricate parts easily.
Nikon Height Gauge: Used for measuring the height and thickness of parts with precision.
Nikon Measuring Microscope: Perfect for inspecting small parts and fine details, the Nikon Measuring Microscope ensures every element is accurately measured.
These advanced tools help us conduct detailed inspections and measurements, enabling us to verify that each part is produced to exact specifications.

Our Testing Center

Consistent Accuracy, Guaranteed

By combining advanced inspection equipment with our in-depth expertise, we provide reliable precision measurement services that safeguard your production quality and reduce operational risks. Every product we deliver is verified to exact specifications, helping you maintain consistency, minimise rework, and improve manufacturing efficiency.

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List of inspection equipment in Dongguan 1
List of inspection equipment in Dongguan 2
List of inspection equipment in Nantong

Item	Model	Brand/Region	Qty.	Working Stroke(mm)	Accuracy(mm)
Profile Projector	V-12BDC	Nikon/Japan	4	100*100	±0.001
Microsope	SZM	Sunny Optical/China	3	7-45 times	function: appearance inspection
Measuring Microscope	MM-400/S	Nikon/Japan	1	100*100	±0.001
2D Height Gauge	TESA400	Tesa/Switzerland	1	0-400	±0.001
2D Height Gauge	V7-400	Trimos/Switzerland	1	0-400	±0.001
Height Gauge	MF-501	Nikon/Japan	8	0-50	±0.001
Height Gauge	MF-1001	Nikon/Japan	3	0-100	±0.001
3-Point Digital Bore Micrometers	XTDU10	XTDU/Switzerland	1	10-20	±0.001
3-Point Digital Bore Micrometers	XTDU20	XTDU/Switzerland	1	20-50	±0.001
Gauge Blocks	0-100	Mitsutoyo/Japan	5	0-100	±0.001

Item	Model	Brand/Region	Qty.	Working Stroke(mm)	Accuracy(mm)
outside micrometer	0-25	Mitsutoyo/Japan	20	0-25	±0.001
	25-50	Mitsutoyo/Japan	20	25-50	±0.001
	50-75	Mitsutoyo/Japan	10	50-75	±0.001
	75-100	Mitsutoyo/Japan	5	75-100	±0.001
	100-125	Mitsutoyo/Japan	5	100-125	±0.001
Vernier Caliper	0-150	Mitsutoyo/Japan	10	0-150	±0.01
Rockwell Hardness Tester	HR-150A	Accud/China	1	/	/
CMM	CMMSPECTRUM	Zeiss/Germany	1	1000*1200	1.9um

Item	Model	Brand/Region	Qty.	Working Stroke(mm)	Accuracy(mm)
Profile Projector	V-12B	Nikon/Japan	2	100*100	±0.001
Microscope	SZ0745	TOP/China	2	7-45 times	function: appearance inspection
Measuring Microscope	MM-60	Nikon/Japan	1	0-150	±0.001
2D Height Gauge	0-700	Trimos/Switzerland	1	0-700	±0.001
Digital Micrometer	0-100	Mitsutoyo/Japan	20	0-100	±0.001
Digital Micrometer	0-300	Mitsutoyo/Japan	15	0-300	±0.001
Comparator	MS50/MS100	Nikon/Japan	8	0-100	±0.001
CMM	CMMSPECTRUM	Zeiss/Germany	1	700*1000	0.001
Rockwell Hardness Tester	HR-150A	Accud/China	1	/	/

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