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
DT858L_MAS838L
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Wenzhou Zhengyuan Electronic Co., Ltd.
Accurate DC/AC voltage, current, resistance and continuity measurement for electrical installation and repair. (Model DT858L_MAS838L)
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Product
Car Electric Pen
HW310
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Wenzhou Zhengyuan Electronic Co., Ltd.
Automotive electrical diagnostics on 12V/24V systems.
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Product
Multi-Function Inductive Alarm Voltage Tester
VD123
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Wenzhou Zhengyuan Electronic Co., Ltd.
Non-contact AC voltage detection with audible and visual alarm for safe electrical work. (Model VD123)
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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
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
Voltage Tester
EW005
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Wenzhou Zhengyuan Electronic Co., Ltd.
Live and neutral wire identification
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Product
Digital Clamp Meters
VC3266 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
The VC3266 Series includes clamp meters capable of measuring AC/DC current, voltage, and resistance, ideal for electrical maintenance and HVAC applications.
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Product
Socket Tester Outlet Receptacle Tester
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Wenzhou Zhengyuan Electronic Co., Ltd.
Outlet receptacle tester for wiring polarity verification with LED indication.
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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
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 Clamp Meter
DM6266 Series
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Wenzhou Zhengyuan Electronic Co., Ltd.
DM6266 Series including models DM6266F and DM6266, featuring a 1999-count LCD display and various measurement capabilities.
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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
Digital Clamp Meter
88A
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Wenzhou Zhengyuan Electronic Co., Ltd.
AC current measurement without interrupting the circuit.
