Shandong Yonganmei Electric Power Technology Co., Ltd. is a comprehensive enterprise engaged in the production, maintenance, installation, commissioning, and leasing of power equipment. The company has a registered capital of 100 million RMB and is located at No. 3566 Longquan Road, Beijipo Subdistrict Office, High-tech Zone, Tai'an City, Shandong Province. It covers an area of 11,000 square meters, with a production area of 6,000 square meters. The company currently has 120 employees, including 10 second-level construction engineers, 2 senior engineers, 8 intermediate engineers, 20 employees with junior titles, and 50 mid-to-senior skilled workers. The company has the relevant qualifications for manufacturing, installing, and leasing power equipment, and has been certified by authoritative national bodies.
In power engineering contracting, the company has the capability to undertake general contracting projects for power engineering, holding a Level 3 qualification for general contracting of power engineering construction, a certificate for ungraded construction labor, and Level 3 certificates for installation, maintenance, and testing issued by the National Energy Administration, along with the corresponding safety production license. The company can undertake labor subcontracting projects and obtained the quality, environmental, and occupational health and safety management system certifications in 2017, with successful renewals in 2022. Since its establishment, the company has established long-term business relationships with State Grid Beijing Electric Power Company, State Grid Jibei Electric Power Company, State Grid Shandong Electric Power Company, State Grid Tianjin Electric Power Company, Huaneng Group, China Railway Beijing Group, China Railway 15th Bureau Electrical Engineering Co., Ltd., China Railway Electrification Bureau, and others, receiving high praise and becoming a premium partner, providing 24/7 service.
In power equipment manufacturing, the company primarily produces prefabricated intelligent box-type substations, 10-35kV metal-clad switchgear, high-voltage AC disconnect switches, complete transformer neutral point devices, and motor-operated isolating switches. These products have been certified by the China National High Voltage Electrical Apparatus Quality Supervision and Inspection Center and the Mechanical Industry High Voltage Electrical Apparatus Product Quality Inspection Center. The company has advanced production equipment and comprehensive scientific testing methods, allowing for customized processing based on actual on-site needs, providing users with effective technical services. The company's products are widely used in the State Grid system, railway system, power plants, petrochemicals, mining enterprises, metallurgy, and other fields, receiving unanimous praise from users.
The company has accumulated extensive maintenance experience for common defects in power equipment, such as:
- Conductive heating issues, failure to close properly, failure to open, and incomplete opening and closing of 110-500kV high-voltage disconnect switches.
- For issues in the operation of 10-35kV high-voltage switchgear, such as contact heating, cabinet condensation, jamming of the handcart, and inflexible operation, the company has detailed maintenance plans, following factory maintenance procedures on-site, equipped with advanced and comprehensive testing equipment like portable pressure testers, infrared SF6 gas leak detectors, deformation testers, loop resistance testers, and mechanical characteristic testers.
For renovation projects of old power equipment that cannot be powered down, the company adopts non-power-off construction plans, such as the 35kV substation capacity expansion project for Beijing Jinyu Liushui Environmental Technology Co., Ltd., the 110kV substation equipment renovation project for Beijing Railway Bureau Fengxi, the 110kV substation renovation project for the 2022 Beijing Winter Olympics State Grid Jibei Chongli, the 110kV substation renovation project for State Grid Jibei Chengde Supply Company Lushazigou, the 35kV substation renovation project for Chenming Group Thermal Power Plant in 2019, and more.
In power equipment leasing, the company owns mobile 10kV switchgear, including protection, with back-end monitoring and communication capabilities; 35kV mobile prefabricated outdoor combined electrical equipment, which is easy to install, flexible to move, compact, and suitable for construction, including protection, with back-end monitoring and communication capabilities; 110/10kV mobile prefabricated outdoor temporary substations, fully functional as normal operating substations, easy to transport and install, greatly improving power supply reliability. The company also leases various models of 10-110kV high-voltage cables to support load transfer during engineering. The company has numerous leasing achievements, such as the 110kV substation construction project for Beijing Urban Sub-center-East Sixth Ring Road Grounding Project EPC General Contracting, the 35kV substation capacity expansion project for Beijing Jinyu Liushui Environmental Technology Co., Ltd. EPC General Contracting in 2021, the 110kV substation renovation project for the 2022 Beijing Winter Olympics State Grid Jibei Chongli, and equipment leasing for the renovation projects of more than 10 substations for Beijing Railway Bureau Changli, Luannan, Jizhou South, Fengrun, and Hangu, the 110kV substation renovation project for State Grid Jibei Langfang Xinli, the substation renovation projects for State Grid Shandong Electric Power Company Wudi Pangji, Botou, Chezheng, Dashan, and Donghuang, and more. During equipment leasing, the company adjusts the leasing plan based on actual equipment operation conditions, receiving high praise from users.
Shandong Yonganmei Electric Power Technology Co., Ltd. fully promotes the enterprise spirit of "bold innovation and endless progress," continuously introduces senior management and technical talents, realizes the corporate policy of "industrial modernization, scientific management, maximizing efficiency, enterprise scaling, and product branding," and advances towards the strategic goal of international economic implementation. With a pragmatic market concept and innovative business philosophy, the company drives a brighter future for Yonganmei!
