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In November 1991, the company's XYB-1/2 box-type substation won the gold medal in the "Seventh Five-Year" National Spark Program Achievements Expo.
In November 1997, the GCS low-voltage switchgear produced by the company was awarded the National Quality Unified Supervision and Inspection Certificate for Mechanical Products by the Ministry of Machinery Industry of the People's Republic of China.
Since 1998, he has been rated as a high-tech enterprise in Qingdao.
In August 2003, the “Yihe” trademark was awarded “Shandong Famous Trademark”
In 2004, Yihe products won the title of “Shandong Famous Brand”
In 2004, the Qingdao Municipal Economic and Trade Commission identified the “Enterprise Technology Center”.
In 2005, it was rated as “AAA Credit Enterprise” by Agricultural Bank.
In 2006, it was rated as “Advanced Unit of Quality Management of Private Enterprises in Qingdao” by Qingdao Quality and Technical Supervision Bureau.
In November 2008, the company won the “Non-private Technology Development Contribution Award” from the national outstanding private technology enterprises.
In December 2008, it was recognized as the 15th batch of “Provincial Enterprise Technology Center” by Shandong Economic and Trade Commission.
In October 2009, it obtained the qualification of the professional contractor for power transmission and transformation engineering issued by the State Urban and Rural Construction Committee and the qualification of the installed (repair, test) power facilities issued by the National Energy Administration.
Obtained the safety production license issued by Shandong Construction Engineering Administration in December 2009
In December 2012, “Yihe” trademark was awarded “China Famous Brand”
Since 2012, it has been qualified as a qualified supplier of State Grid Corporation.
In August 2013, he became a member of the Intelligent Transmission and Distribution Equipment Industry Technology Innovation Strategic Alliance.
In March 2014, the Group passed ISO9001:2008 quality management system certification for all products, ISO14001:2008 environmental management system certification, OHSAS18001:1999 occupational health and safety management system.
In December 2014, Yihe brand high-voltage switchgear and low-voltage switchgear products were identified as “2014 Shandong Famous Brand Products”
In March 2015, it obtained the “Access Permit” of China Railway Construction Electrification Bureau Group Co., Ltd.
In June 2015, the company obtained the “Material Supplier Access Permit” of China Railway Electrification Bureau Group Co., Ltd.
In August 2015, the “Engineering Design Qualification Certificate [Power Industry (Transmission, Substation) Professional Grade C] issued by the Shandong Provincial Department of Housing and Urban-Rural Development was obtained”
In August 2016, the company was awarded the “Practicing Contract and Credit” Enterprise Publicity Qualification of Shandong Administration for Industry and Commerce from 2014 to 2015.
In March 2017, the HSE Management System Evaluation Certificate for all products was approved.
In 2017, it won the “AAA” Shandong Enterprise Credit Certificate and “AAA” Shandong Credit Rating Certificate.
In September 2017, it was awarded the “Qingdao Electric Power Equipment Intelligent Operation and Maintenance Engineering Research Center” by Qingdao Development and Reform Commission.
Finalist in the Army Purchasing Network Suppliers in October 2017
National High Voltage Switchgear Standardization Technical Committee, Power Industry High Voltage Switchgear and DC Power Standardization Technical Committee
China Electrical Equipment Industry Association High Voltage Switch Branch Executive Director Unit
Established an electrical product switchgear partnership with ABB
Establish technical and business partnerships with Schneider