2025

Obtaining CMMI-5 Level Certification
The high-voltage cable partial discharge monitoring device has won the "Outstanding Innovation Achievement Award" at the Intelligent Operation and Maintenance Conference for Substations.
"The Key Technologies for Condition Monitoring and Fault Diagnosis of Power Transmission and Transformation Equipment" has won the Second Prize of the China Invention Association's Invention & Entrepreneurship Achievement Award.

2024

Obtaining the Energy Management System Certification for Mechanical Manufacturing Enterprises
The partial discharge series products have passed the national-level product appraisal, earning both internationally advanced and internationally leading certifications.
Awarded as a National-Level Specialized, Sophisticated, and Novel "Little Giant" Enterprise

2023

The ultra-high-frequency partial discharge online monitoring device has been evaluated by experts at the Institute of Advanced Technology as being domestically leading.
Obtained the ISO 20000 Information Technology Service Management System Certification and the ISO 27001 Information Security Management System Certification.
Obtained the Shanghai Municipal Standardized Manufacturing Enterprise Digitalization Diagnostic Certificate, Level 4 (Standardized Level: Core Scenario Information System Integration)
OUMIAO's online monitoring system product has been successfully put into operation for the "Anhui 1000kV Pingwei Power Plant Phase III Renovation Project."

2022

Obtaining CMMI Level 3 Certification
Zhejiang OUMIAO Company Established
Received the plaque for the Qingpu District Academician and Expert Workstation
Shanghai OUMIAO's participation in the construction of China's first 220-kV smart energy station—Zhuzhou Baiguan Station—has officially begun operations.
The Min-Yue Interconnection Project, an interlinking channel between the State Grid and China Southern Power Grid that Shanghai OUMIAO helped build, has officially been completed and put into operation.

2021

Named as a Provincial-Level R&D Institution and Shanghai Expert Workstation
Obtain a License for Installation (Repair, Testing) of Electrical Facilities
Obtained the AAA-level Integrity Unit Certification in the Power Monitoring Equipment Industry

2020

OUMIAO Receives the Two-Convergence Integration Management System Certification
Awarded the Shanghai Outstanding Industry-University-Research Cooperation Project Prize

2019

OUMIAO is recognized as a "Specialized, Fine, and New" SME in Shanghai.
OUMIAO Becomes the Educational Practice Base of Hunan Institute of Technology
OUMIAO's online monitoring product series for substations enters the Russian nuclear power market.
OUMIAO Receives Qingpu District's Science and Technology Little Giant Enterprise Title

2018

OUMIAO Receives Certification for its Measurement Management System
Obtaining the Shanghai Municipality Certificate for Contract-Abiding and Creditworthy Enterprises
Obtain the Software Enterprise Certificate

2017

OUMIAO Partial Discharge Monitoring Series Products Receive Grid Connection Certification from India's National Grid Company
OUMIAO's online monitoring product successfully commissioned at the 1000-kV Ximeng Substation of the Ximeng-Shandong Ultra-High-Voltage Project.
OUMIAO Becomes a Shanghai Municipal Science and Technology "Little Giant" Cultivation Enterprise
OUMIAO Obtains Certification for Environmental Management System / Occupational Health and Safety Management System

2016

OUMIAO Receives "Shanghai Software Enterprise" Certification
OUMIAO Wins China's Golden Bridge Award for Technology Market

2015

OUMIAO Receives Certification from Qingpu District Smart Grid R&D Center
OUMIAO has been awarded the "High-Tech R&D Center" plaque by the Qingpu District Science and Technology Committee.

2014

OUMIAO Receives "Shanghai City Science and Technology Enterprise" Certification
OUMIAO Wins Approval for National Ministry of Science and Technology's Smart Substation Project Innovation Fund

2013

OUMIAO partial discharge monitoring products have officially entered the market after passing third-party testing.

2012

OUMIAO Becomes a AAA Enterprise Renowned for Contract Adherence and Trustworthiness

2011

OUMIAO Receives Recognition as a Shanghai High-Tech Enterprise

2009

OUMIAO Company Established
OUMIAO Achieves ISO Quality Management System Certification