
Advancing manufacturing technology.

World’s leading automated, intelligent production base.

Facilities imported from Germany, USA. Precision automated production.

Decades experience in applying ERP management system to control the quality of raw materials, storage, processing and finished products, no one subtle details missed.
In addition, HEYI is in There are local cooperative factories in Egypt and Indonesia.
The company now has two brands of ASCT and HEYI, more than 6 product patents, more than 100 current transformer models, giving customers more choices, and will develop new currents every year.

High precision size detection instrument

High precision inductance detector

High precision resistance detector

Withstand Voltage Test Instrument

High-precision turns detector

Electronic Transformer Tester

Current transformer volt-ampere characteristic tester

Precision current transformer automatic tester