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
XT803
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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
EW002
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification.
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Product
Car Electric Pen
HW80
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems
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Product
Digital Multimeter
DT9210
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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 Voltage Tester
6885-48
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading with a detection range of 90-1000V AC.
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Product
Digital Multimeters
DT83 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
It measures AC/DC voltage, AC/DC current and resistance — the essentials for home repairs, electronics work and basic electrical troubleshooting.
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Product
Digital Clamp Meter
VC3268
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit.
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Product
Temperature Meter
XT300
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement.
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Product
Voltage Tester
1802 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identificationTransparent screwdriver-format tester - both the barrel and the shaft are clearNeon lamp and series resistor visible end to end through the clear bodyFlat screwdriver blade tipRibbed grip section moulded into the clear handle with a clear collar at the neckTail end is clear plastic - no metal capCompact pocket design
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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 Voltage Tester
130805
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Wenzhou Zhengyuan Electronic Co., Ltd.
Digital live-wire voltage reading
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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
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
Voltage Tester
AC-1
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Wenzhou Zhengyuan Electronic Co., Ltd.
Fast live/neutral wire identification with sound and light indication for safe electrical work. (Model AC-1)
