
About us
Quality builds the brand, service wins the customer
SMARTSENSOR · CTOSMART
SMARTSENSOR · instruments made in China, for the world
SMARTSENSOR is a professional manufacturer and distributor of instruments, with more than fifteen years of R&D and production experience, a team of over 300 people including a large group of technical specialists, and joint technical programs with several Chinese universities. Every product, from key component to finished instrument, is developed and manufactured in-house.
That engineering capability and a culture of continuous innovation underpin our leadership and competitiveness. Our infrared thermometers, vibration meters, thickness gauges, noise meters, anemometers, thermo-hygrometers, distance meters, gas detectors, metal detectors, megohmmeters, earth resistance testers and leakage testers enjoy a strong reputation and solid market share.
We work to a simple principle — quality builds the brand, value wins the market, service wins the customer, innovation drives the future — supplying manufacturing, research, power, environmental, metallurgy, livestock, petrochemical and metrology customers with dependable instruments and service. Our product quality has earned the trust of users and made us a designated brand for tender procurement in many industries.
Our sales network covers more than 30 provinces, with branches and brand stores in Shenzhen, Beijing, Shanghai, Guangzhou.
CTOSMART
CTOSMART is the Chinese and English trademark held by Shenzhen Smartsensor Yinghao Trading Co., Ltd. Together with SMARTSENSOR it forms a dual-brand system covering both domestic and overseas markets; the two companies grant each other full authorization to use their respective trademarks, with R&D, manufacturing and sales operated as one.
Our capabilities
R&D
In-house hardware, mechanical and firmware teams with self-designed core sensors and measurement algorithms.
Manufacturing
SMT, assembly, burn-in and per-unit calibration at our Dongguan plant, with full traceability.
Quality
Three quality gates — incoming inspection, in-process checks and final sampling — with calibration reports for key models.
Service
Local support through our national branches and stores: selection advice, calibration, repair and loaner units.
Factory & Company
Production base, production lines and offices — add as many photos as you like in admin
Want details or documents?
Catalogs, selection guides, calibration certificates and company credentials are all available on request.

















