Wenzhou Zhengyuan Electronic Co., Ltd.
Founded in 2008 and now 18 years strong, Wenzhou Zhengyuan Electronics Co., Ltd. (brand CHINYOO) is a high-tech enterprise focused on the R&D, production and sales of electrical measuring tools — from digital multimeters to high-precision smart voltage testers. With specialized production, automated manufacturing, rigorous quality control and continuous innovation, we have become a leading voltage tester and multimeter manufacturer, exporting across Europe, Southeast Asia, South America and other global markets.
- +86 178 1680 0511
- chingycai@chinyoo.com
- Building 6, No.1 Hongjin Road,
Daizhai Village, Tengqiao Town
Wenzhou, Zhejiang,, Lucheng District
China
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Product
Digital Multimeter
VC9805
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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Product
Car Electric Pen
HW305
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems
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Product
Digital Multimeter
VC9808
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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Product
Multi-Function Inductive Alarm Voltage TesterWith Flashlight
VD21
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Wenzhou Zhengyuan Electronic Co., Ltd.
Non-contact detection of energized cables and wiring
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Product
Voltage Tester
1888
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Voltage Tester
HW312
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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Product
Voltage Tester
130605
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification. 100-500V AC voltage detection. Fully clear barrel from tip to tail with neon lamp visible through the transparent body.
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Product
Voltage Tester
1803
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Multi-Thermometer
HT9269
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement.
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Product
Car Electric Pen
HW308
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems.
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Product
Digital Clamp Meter
VC3269
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit
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Product
Pen-Type Voltage Tester
M200
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification. Non-contact AC voltage detection - the tip senses a live conductor without touching it. Sensitivity range 12-1000V AC 50/60Hz. Battery powered, with three buttons on a recessed black panel. CE mark and crossed-out wheelie-bin symbol on the body.
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Product
Voltage Tester
1805A
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Digital Clamp Meter
DT3266L
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit
