About Wuhan Haomai

Wuhan Haomai Electric Power Automation Technology Co., Ltd. (hereinafter referred to as Wuhan Haomai) was founded in 1999. Specializing in the R&D, production and sales of power system testing instruments, on-line monitoring and live detection equipment, it is a national high-tech enterprise and a national-level specialized, sophisticated, distinctive and innovative "Little Giant" enterprise.

Adhering to the philosophy of "driven by R&D and innovation, guided by industry demands and committed to customer satisfaction", Wuhan Haomai closely follows the development trend of the power industry, roots itself in application sites, and carries out product R&D and service work in a down-to-earth manner. The company develops more than 100 new products, new technologies and cooperative scientific and technological projects every year in total, and has successively participated in the formulation of dozens of national industry standards. It has been recognized as a national-level specialized, sophisticated, distinctive and innovative "Little Giant" enterprise by the Ministry of Industry and Information Technology, a "Wuhan Enterprise R&D Center" by the Wuhan Science and Technology Bureau, and a "Hubei University Demonstration Internship Base" by the Hubei Provincial Department of Education.

At present, the products successfully developed and produced by the company include: the Relaystar series of relay protection testers, transformer testers, distribution automation test instruments, DC power supply test instruments, HVDC transmission test equipment, as well as on-line monitoring and new energy detection equipment, etc.

In the field of dissolved gas monitoring in transformer oil, the company has explored the application of laser photoacoustic spectroscopy gas detection technology in transformer insulation oil fault gas monitoring since 2010. After more than ten years of R&D, research and iterative upgrading, it has successfully launched the PASL-3000 Laser Photoacoustic Spectroscopy On-line Monitoring System for Gases in Transformer Oil, which has passed the State Grid Class A1 standard testing. Praised by users for its advantages of maintenance-free operation, high precision, high repeatability and high weather resistance, the system has formed a complete independent intellectual property system.

The company's self-built headquarters building, Haomai Building, is located in the Wuhan University Science and Technology Park of Wuhan East Lake National Independent Innovation Demonstration Zone, covering an area of 28 mu with a total construction area of 35,000 square meters. It has built a nationally leading relay protection test and system simulation laboratory, reliability laboratory, electromagnetic compatibility laboratory, etc.

The company has established marketing centers and technical service centers in more than 20 domestic regions, and set up exclusive agency institutions in Southeast Asia, the Middle East, Africa, South America and other regions, realizing 7*24-hour point-to-point after-sales service and support. It has provided products and services for more than 10,000 large and medium-sized enterprises in total, winning wide praise from customers at home and abroad.

Wuhan Haomai will continue to keep close to user needs, follow the market trend, adhere to R&D and innovation, and strive to become a first-class solution service provider in the fields of electrical testing, on-line monitoring and new energy detection.

About Haomai Optoelectronics

Wuhan Haomai Optoelectronics Technology Co., Ltd. (hereinafter referred to as Haomai Optoelectronics) was founded in 2011 with a registered capital of 50 million RMB, and is a subsidiary of Wuhan Haomai Electric Power Automation Technology Co., Ltd. (hereinafter referred to as Wuhan Haomai). Located in the Wuhan University Science and Technology Park—a Wuhan East Lake National Independent Innovation Demonstration Zone and a key scientific and technological incubator base in Hubei Province, the company's self-built headquarters building, Haomai Building, covers an area of 28 mu with a total construction area of 35,000 square meters. It is a modern comprehensive building integrating technical R&D, product production, scientific and technological exchange, academic research and other services.

Haomai Optoelectronics is a high-tech enterprise specializing in the R&D, production and sales of fault gas monitoring equipment for transformer insulation oil in power systems. The company has introduced solutions such as laser light source and its electrical modulation technology, constant temperature vacuum degassing technology, and conducted in-depth analysis of fault diagnosis technologies based on the David triangle method and the three-ratio method. It has launched the PASL-3000 Laser Photoacoustic Spectroscopy On-line Monitoring System for Gases in Transformer Oil, which has been comprehensively promoted and applied in the field of dissolved gas analysis and monitoring in transformer oil.

The company has established marketing centers and technical service centers in more than 20 regions across the country, realizing 7*24-hour point-to-point after-sales service and support. It has provided products and services for many large and medium-sized enterprises such as the State Grid Corporation of China and China Southern Power Grid, winning wide praise and recognition from customers.