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
Car Electric Pen
Wilk302
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive DC voltage testing with live/ground wire identification for vehicle electrical diagnostics. (Model Wilk302)
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Product
Digital Multimeter
DT850L_XL830L_MAS830L
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Wenzhou Zhengyuan Electronic Co., Ltd.
Accurate DC/AC voltage, current, resistance and continuity measurement for electrical installation and repair.
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Product
Digital Multimeter
DT9216
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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
SG8001
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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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
Car Electric Pen
HW309
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems
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Product
Voltage Tester
1AC-D
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification.
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Product
Multi-Function Inductive Alarm Voltage Tester With Flashlight
VD10
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Wenzhou Zhengyuan Electronic Co., Ltd.
Non-contact detection of energized cables and wiring.
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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
Battery Meter
HW172
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Wenzhou Zhengyuan Electronic Co., Ltd.
Battery condition screening for retailers and wholesalers
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Product
Inductive Alarm Voltage Tester
VD02
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Wenzhou Zhengyuan Electronic Co., Ltd.
Non-contact detection of energized cables and wiring.
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Product
Digital Multimeter
DT838
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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Product
Digital Multimeter
DT9205A
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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Product
Temperature Meter
HTC-1
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement.
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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.
