we are Professional Instruments Manufacturer

We provide multimeters,clamp meters, 

infrared thermometer, smart socket tester

coating thickness gauge, and voltage detector.

Products catagories

Digital Multimeter

We provide smart multimeters, button multimeter, BlueTooth multimeter with its APP.

digital clamp meter

Digital Clamp Meter

We provide smart digital clamp meter, button clamp meter, BlueTooth clamp meter with its APP.

Infrared Thermometer

We provide industrial infrared thermometer with LAL, HAL, MIN, MAX, AVG, and DIF

coating thickness guage

Coating thickness gauge

Automatically Recognize Substrate Coating Thickness Gauge + Singel/Continue Dual Test Modes

voltage detector

Voltage Detector

Non-contact voltage detector, the most safely and quickly tool for checking the status of electrical wires

smart socket tester

Smart Socket Tester

Judge the wires connection in the socket. Normal people could be the professional electrician in 1 second

Why do business with ZOYI ?

Trusted products

We could find over 100k good reviews
on the internet

Unique functions

We have a unique APP for Bluetooth
multimeters and clamp meter

High cost-effective

We have competitve price to help
clients to win the markets

Quick to the market

1-3 days to deliver goods with our brand.

Do business with small cost

Starting business with one carton MOQ.

One year warranty

Non-human damaged products could
be replaced free in 1 year

Our special service

We provide OEM Service

We have strong supply chain to support OEM requests, including LOGO , COLORS, COLOR BOX, CARTONS.

We provide ODM Service

We also have strong engineering team to support ODM request.  Including APPEARANCE DESIGNING, PCB DESIGNING, HANDMADE SAMPLES, AND MASS PRODUCTION.

About Us

Founder: Mr.Li Hong, one of the digital multimeter pioneers in China.

In 1984, He introduced the first digital multimeter production line of DT830 to China. 

In 1996, design and define a few digital multimeter chips in Taiwan. Like FS9721, FS9952, FS9922 and so on. 

In 2011, define the MCU chips for the digital multimeter. It makes all the manufacturers can use more cost-effective chips to reduce the costs.

CEO: Mr.Li Xin, son of Mr.Li Hong. Found ZOYI with his father, he made the new brand “ZOYI” famous in 5 years, And he also designed a lot of very goods multimeters, like ZTX, ZTY, ZTM1,ZTQB9,ZT922 and so on.  He will be chasing the step of top manufacturer in the world. We will never stop.

HQ ZOYI instruments

Meet Us at fairs

We will attend the Canton fair, HONGKONG Electronics Fair, ShangHai international hardware fair. 


CES Show


HK Electronics Show

ShenZhen Hardware Show

Contact our support sales team

Need to get in touch with the team? We are all ears!