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
ST105
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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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
Battery Meter
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Wenzhou Zhengyuan Electronic Co., Ltd.
Battery charge/voltage level tester for quick sorting of good and weak batteries. (Model Battery Meter)
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Product
Digital Clamp Meter
VC3270
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit
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Product
Inductive Alarm Voltage Tester
VD06
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Wenzhou Zhengyuan Electronic Co., Ltd.
Non-contact detection of energized cables and wiring
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Product
Voltage Tester
HW313
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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Product
Battery Meter
HW171
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Wenzhou Zhengyuan Electronic Co., Ltd.
Battery condition screening for retailers and wholesalers
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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
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
Digital Display Automotive Test Pen
HW68 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The HW68 Series is designed for automotive DC voltage testing on 12V and 24V systems, featuring a digital display that reads circuit voltage directly.
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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
Digital Voltage Testers
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Wenzhou Zhengyuan Electronic Co., Ltd.
Your product description goes here.
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Product
Digital Clamp Meter
ST201
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit
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Product
Car Electric Pen
HW307
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems
