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Hengzhiyi

Leading supplier of high-precision weighing scales, gemmological instruments, and power inverters for jewelers, laboratories, and industrial professionals.

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About Hengzhiyi

Shenzhen Hengzhiyi Electronic Technology Co., Ltd. is a trusted global supplier of precision instruments and electronic tools. With years of experience in research, development, and manufacturing, we deliver reliable, high-quality products to professionals in the jewelry, gemology, and industrial sectors.

We specialize in digital weighing scales—including pocket scales, analytical balances, and calibration weights—as well as a full range of gemmological instruments such as diamond testers, loupes, dichroscopes, polariscopes, and Chelsea filters. Our power inverters and converters are engineered for durability and efficiency in mobile and off-grid applications.

15+
Years in Industry
50+
Products
60+
Countries Served
Hengzhiyi Laboratory Equipment

Our Products

Precision-engineered tools for jewelers, gemologists, laboratories, and industrial users.

LED/UV Loupe

LED/UV Loupe

10x magnification with dual white and UV LED lighting. Ideal for gemstone inspection and fluorescence detection.

Gemmological Tool
Diamond Tester

Diamond Tester II

Accurate thermal conductivity tester for distinguishing diamonds from simulants like cubic zirconia.

Jewelry Tool
Precision Balance

Precision Balance

High-accuracy digital balance with 0.001g readability. Ideal for gem weighing and laboratory use.

Weighing Scale
Pocket Scale

Mini Pocket Scale

Compact and portable scale with tare function and multiple unit conversions. Perfect for on-the-go weighing.

Portable Scale
Polarscope

Handheld Polariscope

Detects optic character and strain in gemstones. Essential for gem identification and authenticity testing.

Gemmological Instrument
Spectrometer

Gem Spectroscope

Analyzes absorption spectra of gemstones to identify species and detect treatments. Professional-grade optics.

Lab Instrument
Chelsea Filter

Chelsea Color Filter

Distinguishes emeralds from imitations by detecting chromium absorption. A must-have for gemologists.

Gem Testing Tool
Power Inverter

Power Inverter with Charger

Converts DC to AC power with built-in battery charging. Reliable for automotive and off-grid applications.

Power Electronics
Analytical Balance

Analytical Balance

Ultra-precise balance with 0.0001g resolution. Designed for laboratory and calibration use.

Lab Scale
Dichroscope

Dichroscope

Identifies pleochroism in anisotropic gemstones. Critical for gem identification and classification.

Gem Testing
Gem Cleaning Machine

Ultrasonic Gem Cleaner

Gentle yet effective cleaning for jewelry and gemstones. Removes dirt and oils without damage.

Jewelry Care
Calibration Weights

Calibration Weights

Certified weights for scale calibration. Available in various classes and denominations.

Accessories

Why Choose Hengzhiyi?

🔬

Precision Engineering

All instruments are manufactured to strict tolerances, ensuring accuracy and reliability in every measurement and test.

🌍

Global Reach

Trusted by jewelers, labs, and professionals in over 60 countries. Fast international shipping and support.

🔧

Comprehensive Range

From pocket scales to advanced gemmological tools, we offer everything needed for professional gem and jewelry work.

50+
Products
15+
Years Experience
60+
Countries
10K+
Customers

Latest News

January 2024

New LED/UV Loupe with Triplet Lens Launched

Our latest 10x loupe features improved optics and dual lighting for enhanced gem inspection.

December 2023

Holiday Notice: CNY Closure

Company will be closed from January 28 to February 9 for the Chinese New Year celebrations.

October 2023

National Holiday Announcement

Office closed from October 1–5 for National Day holiday. Orders will resume on October 6.

September 2023

New Pocket Scale with Calculator Function

Introducing our upgraded mini scale with built-in calculator and larger weighing platform.

Get in Touch

Have questions about our products or need technical support? Reach out to our team.

Contact Information

Email: hzy@hengzhiyi.com

Phone: +86-755-2744 5680

Fax: +86-755-2744 5681

Address: Room 707, Shidaikechuang Centre, 12-14 Xinwuwei, Gushu, Xixiang, Baoan District, Shenzhen, China

Operating Hours: Monday–Saturday, 9:00 AM – 6:00 PM (China Time)

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