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 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
Voltage Tester
SG5003A
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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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
Voltage Tester
1808
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Digital Multimeter
DT6222
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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 Clamp Meter
DT3266L
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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
6877-18
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading.
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Product
Digital Multimeter
DT9208A
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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
VC9805
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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
Voltage Tester
88-4
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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Product
Voltage Tester
1807 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The 1807 Series includes models designed for live and neutral wire identification, compact pocket design, and ease of use.
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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
Digital Multimeter
DM102
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Wenzhou Zhengyuan Electronic Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
