
Zhejiang Dongyi Technology Co., Ltd.
Zhejiang Dongyi Technology Co., Ltd. was formerly known as Hangzhou Tuosheng Automation Instrument Co., Ltd. "TUOSHENG" was founded in 2010. It has been deeply involved in the industrial instrument industry for more than ten years and has profound technical accumulation. Dongyi Company was built by the original team of "Tuosheng" and its headquarters is located in the beautiful paradise on earth - Hangzhou, Zhejiang. In 2023, the company began to prepare for international cross-border business, and registered and established Hangzhou Dongyi Import and Export Co., Ltd. in 2024 to enter the international market.
Dongyi Company will be a professional manufacturer of liquid level meters, flow meters, online water quality analyzers and pressure transmitters integrating R&D, design, production, sales and after-sales. The company has a factory building of nearly 2,000 square meters and is professional There are more than 10 technical staff and more than 20 utility model patents. In 2019, the company was recognized as a "Zhejiang Science and Technology Small and Medium-sized Enterprise", in 2021 it was recognized as a "National High-tech Enterprise" and "Hangzhou Young Eagle Plan Enterprise", and the 2023 annual review Evaluated as an innovative small and medium-sized enterprise.
Our Product
The product series covers ultrasonic liquid level meters, electromagnetic flow meters, open channel flow meters, online water quality analyzers (online pH meter, online dissolved oxygen meter, online conductivity meter, online turbidity meter, sludge concentration meter, sludge interface meter, etc. ), pressure transmitter, input level gauge, etc.
Product Application
As a high-end technology enterprise that produces industrial instruments, Dongyi's products have been widely used in environmental protection, chemical industry, printing and dyeing, pharmaceuticals, water treatment, tap water, municipal engineering and other fields.
Our Certificate
Utility models, appearance patents, software works, quality management system certification
Production Equipment
Ultrasonic testing device, radar testing device, laser welding equipment, flow calibration device, pressure debugging equipment, high and low temperature aging box, circuit aging device, etc.

