Wenzhou Zhengyuan Electronics 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
HW310
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Wenzhou Zhengyuan Electronics Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems.
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Product
Automotive DC Voltage Testing Pen
HW304 Series
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Wenzhou Zhengyuan Electronics Co., Ltd.
Automotive DC voltage testing pen available in models HW304L and HW304R.
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Product
Digital Multimeter
DM102
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Wenzhou Zhengyuan Electronics Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring.
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Product
Digital Clamp Meter
VC1210
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Wenzhou Zhengyuan Electronics Co., Ltd.
AC current measurement without interrupting the circuit
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Product
Car Electric Pen
HW309
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Wenzhou Zhengyuan Electronics Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems
-
Product
Car Electric Pen
-
Wenzhou Zhengyuan Electronics Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems.
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Product
Digital Multimeter
VC9808
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Wenzhou Zhengyuan Electronics 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 Electronics Co., Ltd.
Fast live/neutral wire identification with sound and light indication for safe electrical work. (Model AC-1)
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Product
Temperature Meter
HTC-1
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Wenzhou Zhengyuan Electronics Co., Ltd.
Digital temperature meter for HVAC and environment temperature measurement.
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Product
Multi-Function Inductive Alarm Voltage Tester
VD123
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Wenzhou Zhengyuan Electronics Co., Ltd.
Non-contact AC voltage detection with audible and visual alarm for safe electrical work. (Model VD123)
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Product
Digital Multimeter
DM9205A
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Wenzhou Zhengyuan Electronics Co., Ltd.
Electrical installation and troubleshooting in residential and commercial wiring
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Product
Car Electric Pen
Wilk303
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Wenzhou Zhengyuan Electronics Co., Ltd.
Automotive DC voltage testing with live/ground wire identification for vehicle electrical diagnostics.
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Product
Digital Clamp Meter
266
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Wenzhou Zhengyuan Electronics Co., Ltd.
Non-invasive AC/DC current measurement with large clamp — ideal for motors, drives and distribution panels. (Model 266)
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Product
Digital Clamp Meter
ST201
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Wenzhou Zhengyuan Electronics Co., Ltd.
AC current measurement without interrupting the circuit
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Product
Car Electric Pen
HW65 Series
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Wenzhou Zhengyuan Electronics 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.
