Sales service hotline: 0532-58517159

Sales service hotline: 0532-58517159

Intelligent operation and maintenance service

Yihe Intelligent Operation and Maintenance is committed to providing safe, efficient and convenient intelligent operation and maintenance services and energy management solutions for power users. At present, the company has a new multi-functional remote control center and self-developed “YH9000 substation remote intelligent operation and maintenance platform”. Based on the platform, combined with intelligent technology, Internet+, big data, etc., the company has innovatively transformed the service system of the substation. Realize safe, energy-saving and efficient intelligent power management through data analysis, and realize the new service mode of "Internet + generation"


The company adopts centralized monitoring, centralized inspection, centralized operation and centralized management for the substation of the contracted users to carry out maintenance management, and transfer the operating status, signals and operational data of each contracted user to the distribution station through the communication equipment. In the remote control center, the platform system conducts big data analysis through the expert system to determine the operating status of the equipment, identify potential equipment hidden dangers and defects in time, and predict and warn the faults.


Online monitoring: 24-hour online remote centralized monitoring of all the contracted users in the service network. When abnormality signals, warnings, and faults in the power distribution room are found, the operation and maintenance team in the service area is notified to go to the power distribution room in time. On-site inspection and processing ensure that the power distribution room site can be in a safe state even when it is unattended.


Offline operation and maintenance: set up a 24-hour operation and maintenance team according to the radius of the area, responsible for daily inspection and maintenance, power transmission and operation, accident handling, etc. of the contracted users in the area, when there is an alarm or fault in the variable distribution station. Accept the dispatch of the remote control center, and rush to the site within 30 minutes to troubleshoot and restore power in time.



24-hour remote real-time monitoring, professional operation and maintenance team, operation and maintenance services are safer and more reliable!
The operation and maintenance of the variable distribution power station is mobile, and the operation status is monitored at any time. The power management is more convenient and more worry-free!
Equipment failures can be pre-warned to reduce the loss of power outages, and energy utilization is more efficient and energy efficient!


Installation and test service

The company has the qualification of the power transmission and transformation professional contractor issued by the Ministry of Urban and Rural Construction and the qualification (repair, test) issued by the National Energy Administration. It also has an effective safety production license and is capable of undertaking power construction projects of 110kV and below. ability. The company has a complete project management system, a strong staff technical reserve, complete staff of all types of work, all personnel are certified to work, construction equipment and safety equipment are fully equipped. No matter it is the hardware and software strength or the installation performance, it ranks among the best in the same industry, and has been recognized by the power supply companies and construction units in various places, and has established a good trust and cooperation relationship with them.

The company has specialized construction teams for power distribution room installation, line construction, photovoltaic installation and other projects. At the same time, it has three experimental classes, which can independently carry out the test business and undertake the handover and preventive tests of electrical equipment of 110kV and below. jobs. Each test class is equipped with complete test equipment, and the test equipment is calibrated and tested with third-party testing organizations every year. The professional technical ability and enthusiastic service attitude of the test class have won the trust of the power supply departments and enterprises in various regions. .


EPC integration

The company has the qualifications of the power transmission and transformation professional contractor level, the power engineering construction general contractor level and the national energy bureau's contracting (repair, test) level qualification issued by the Ministry of Urban and Rural Construction, and has an effective safety production license. Ability to undertake power construction projects of 110kV and below. The company has a complete project management system, a strong staff technical reserve, complete staff of all types of work, all personnel are certified to work, construction equipment and safety equipment are fully equipped. No matter it is the hardware and software strength or the installation performance, it ranks among the best in the same industry, and has been recognized by the power supply companies and construction units in various places, and has established a good trust and cooperation relationship with them.

The company has specialized construction teams for power distribution room installation, line construction, photovoltaic installation and other projects. At the same time, it has three experimental classes, which can independently carry out the test business and undertake the handover and preventive tests of electrical equipment of 110kV and below. jobs. Each test class is equipped with complete test equipment, and the test equipment is calibrated and tested with third-party testing organizations every year. The professional technical ability and enthusiastic service attitude of the test class have won the trust of the power supply departments and enterprises in various regions. .

Education & Training


Yihe Vocational Training School

Yihe Vocational Training School is a vocational training institution invested by Yihe Electric Group. The school was established in 2014 and is located at No. 38 Qinhuangdao Road, Huangdao District. At present, the school has training and examination training classrooms and accommodations of 5,000 square meters. It has first-class professional electrician training equipment and other training equipment produced by Yihe Group. It employs many industry experts and professors from universities to teach. Carry out theoretical practical teaching according to the syllabus, and improve the theoretical level and practical skills of the students.

Since its establishment, the school has been dedicated to improving the professional quality of all types of employees in the West Coast New Area and providing professional training services for all types of employees. Our school is the training point and test center for the special operation operation certificate of the Safety Supervision Bureau. It carries out the “Electrical, Electric Welder, Contour, Explosion-proof Electrical Special Operation Operation Certificate” of the Safety Supervision Bureau, and the “Corporate Responsible Person and Safety Management Personnel Certificate” of the general industry. Training and examinations; in addition, the school also carried out the Human and Social Affairs Bureau "Electrical, Welder, Chinese and Western Pastry Division, Baby Nurse Professional Qualification Certificate", Quality and Technical Supervision Bureau "Forklift, Driving, Pressure Vessels and other special equipment operation permit", etc. Training. Our school recruits students from the society and contributes to the vocational training of the West Coast New District.


Professional presentation

Safety Supervision Bureau "High-voltage electrician (into the network card), low-voltage electrical, explosion-proof electrical, power cable, relay protection, electrical test operations, electric welder special operation operation certificate", "main person in charge and safety management personnel certificate"

Human and Social Affairs Bureau "Primary, Intermediate Electrician, Welder, Pastry Division, Baby Nurse Professional Qualification Certificate"

Quality and Technical Supervision Bureau "pressure vessel, pressure pipe, lifting machinery, forklift driver special equipment safety management personnel certificate"


Strong cooperation and training in new fields

Qingdao Huangdao District Yihe Vocational Training School and China Quality Certification Center Qingdao Branch signed a cooperation agreement in Yihe Group. The two parties adhere to the principle of equality, mutual benefit and complementary advantages, and provide various training services and technical support in the field of quality services. We will form long-term strategic partners, realize resource sharing and common development, and establish a solid foundation for future cooperation on other projects.