Specializing in the production of electrical metering and protection equipment.


DLT 727-2013 Guidelines for the Operation and Maintenance of Instrument Transformers

DLT 1186-2025 Technical Specification for 1000kV Tank-Type Voltage Transformers

DLT 1268-2013 Technical Specification for the Use of Three-Phase Combined Instrument Transformers

DLT 1332-2025 Guidelines for On-site Low-Frequency Testing of Current Transformer Excitation Characteristics

DLT 2267-2021 Terminology for the Use of Power Transformers (Reactors, Instrument Transformers) and Their Components and Raw Materials

DLT 725-2023 Technical Specification for the Use of Current Transformers in Power Systems

DLT 726-2013 Technical Specification for the Use of Electromagnetic Voltage Transformers in Power Systems

JJG 1021-2007 Verification Procedure for Electrical Transformers

Shandong Provincial Enterprise Technology Center (2024)

Shandong Provincial Enterprise Technology Center (2021)

Shandong Provincial Industrial Design Center

Shandong Province industrial enterprises

High-Tech Enterprise Certificate

Certificate of Science and Technology Award

2020 Annual Electric Power Science and Technology Innovation Award – First Prize

Shandong Province “One Enterprise, One Technology” R&D Center