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
Voltage Tester
EW005
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Temperature Meter
XT101
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement. (Model XT101)
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Product
Car Electric Pen
HW65 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The HW65 Series is designed for automotive electrical testing on 12V and 24V systems. It features a translucent purple barrel, black pointed probe, alligator clip, and sharp probe tip, making it ideal for tracing live and earth circuits.
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Product
Digital Multimeter
VT811
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Wenzhou Zhengyuan Electronic Co., Ltd.
On-the-go electrical checks in panels and junction boxes
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Product
Temperature Meter
HS-1
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement. (Model HS-1)
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Product
Digital Multimeter
A830L
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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
DT182
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring
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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
Temperature Meter
HTC-2
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement. (Model HTC-2)
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Product
Digital Voltage Tester
BQMVT646
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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Product
Digital Multimeters
VC890 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The VC890 Series includes models VC890L and VC890D, offering various electrical measurement functions, ideal for professional and industrial use.
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Product
Digital Voltage Tester
MVD765 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The MVD765 Series offers models MVD765A, MVD765B, MVD765C, and MVD765D, designed for voltage detection up to 220V AC with features such as digital display and sound and light alert.
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Product
Digital Multimeter
MD830B
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring
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Product
Digital Meter
DT6221
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.















