Company Introduction

As a leading domestic manufacturer in relay protection and substation integrated automation, it provides comprehensive protection control, communication, and integrated automation solutions covering generation, transmission, transformation, distribution, and utilization. Products include the PRS series protection devices, monitoring systems, substation online monitoring system, smart power distribution terminals, etc., which have been successfully applied in over 30,000 substations globally.

It offers integrated solutions for monitoring, centralized control, power prediction, and energy management (EMS) covering centralized/distributed photovoltaic, wind power, and energy storage systems. Its energy storage system solutions cover full scenarios on the power supply side, grid side, and load side, with core equipment (e.g., PCS, EMS, coordination controllers) self-manufactured, and it possesses full lifecycle service capabilities from consultation, design, EPC to operation and maintenance.

Its core business is power cable accessories ranging from 1kV to 500kV and cable body restoration connection technologies (MMJ/EMT). Products include cold-shrink/prefabricated terminations, intermediate joints, etc., widely used in major domestic and international projects (e.g., Beijing Olympics, Hong Kong-Zhuhai-Macao Bridge, Qinghai-Tibet Railway).

As part of its smart grid equipment portfolio, it provides integrated online monitoring solutions for power cables and channels, falling within its smart power distribution and utilization business. The company has advanced high-voltage testing halls and possesses R&D, testing, and production capabilities for products at various voltage levels. It is a major partner of State Grid and Southern Grid.