Zhengrui Power

Project Cases

Engineering Cases

State Grid Category 1 – State Grid Transmission and Transformation


  [Nanjing Yuanneng Power Engineering Co., Ltd.] 110 kV Expansion Project of Main Transformer No. 3 at the Hujiao Substation of the Nanjing Cross-Strait Science and Technology Park Management Committee – Substation Engineering

  [Nanjing Yuanneng Power Engineering Co., Ltd.] 110 kV Nanjing Cross-Strait Science and Technology Park Management Committee 110 kV Huqiao Substation No. 3 Main Transformer Expansion Project – Transmission Line Works

  [Nanjing Yuanneng Power Engineering Co., Ltd.] General Contracting for the Construction of the 110 kV External Transmission Line Project at Huatian, Pukou Economic Development Zone, Nanjing

  [Nanjing Yuanneng Power Engineering Co., Ltd.] Nanjing Jingwu (Chunxi) 220kV Transmission and Transformation Project

  [Nanjing Yuanneng Power Engineering Co., Ltd.] 220kV New Substation for the Tencent East China Cloud Computing Base Project

  [Nanjing Yuanneng Power Engineering Co., Ltd.] Capacity Expansion and Renovation Project for the Zhongshan 220 kV Substation in Nanjing, Jiangsu Province

  [Nanjing Annengjie Electric Power Industrial Co., Ltd.] Expansion Project for Main Transformer No. 2 at the Tangzhuang (Shiqiu) 110 kV Substation

  [Nanjing Annengjie Electric Power Industrial Co., Ltd.] Expansion Project for Main Transformer No. 2 at the Jingqiao 110 kV Substation

  [Nanjing Annengjie Electric Power Industry Co., Ltd.] Overhead Line Section of the Newly Constructed 110 kV Substation for the Comprehensive Relocation and Technological Upgrade Project of Nanjing Feiyan Piston Ring Co., Ltd.

  [Nanjing Annengjie Electric Power Industrial Co., Ltd.] Expansion of the 110 kV Shilipai Substation at Lishui District Central Hospital

  [Nanjing Annengjie Electric Power Industrial Co., Ltd.] Nanjing Feiyan Piston Ring Co., Ltd. Comprehensive Relocation and Technological Upgrade Project: Construction of a New 110 kV Substation—Overhead Line Works—Line Labor Subcontracting工程

  [Nanjing Annengjie Electric Power Industrial Co., Ltd.] New 110 kV Substation Infeed Project for the Comprehensive Relocation and Technological Upgrade of Nanjing Feiyan Piston Ring Co., Ltd. – Cable Labor Subcontracting工程

  [Nanjing Annengjie Electric Industry Co., Ltd.] XINWANGDA 16 GWh Power Battery Project – New 110 kV Substation Commissioning Project – Lot 002: Electrical Works

  [Jiangsu Haineng Electric Power Design & Consulting Co., Ltd.] Jiangsu Nanjing Zhetang 110 kV Transmission and Transformation Project – Overhead Line Works

  [Jiangsu Haineng Electric Power Design & Consulting Co., Ltd.] New Construction Project for the Zhetang 110 kV Substation in Nanjing, Jiangsu Province – Electrical Installation Works for the Substation

  [Nanjing Heyuan Electric Power Industrial Co., Ltd.] Relocation and Reconstruction of 35kV Shuangfeng Line, Poles 9–14

  [Nanjing Suyi Industrial Co., Ltd.] Nanjing Metro Town 110kV Xiba Substation New Construction Project – Substation Electrical Engineering

  [Nanjing Xinwangda New Energy Co., Ltd.] Construction of a New 110 kV Substation for the 16 GWh Power Battery Project of Xinwangda

  [Nanjing Yunhai Special Metals Co., Ltd.] Nanjing Ligao Investment Yunhai Metals 110 kV Substation

  [Nanjing Longxin Electronic Technology Co., Ltd.] 110 kV Substation Project for the 30,000-ton-per-year Copper Foil Project at the East China Headquarters of Longdian Huaxin

Related News


ESG Report v3, 2025

ESG Report v3, 2025


Zhengrui Electric Group is a proud sponsor of the Limala Marathon, with fresh fruit stations along the course to fuel the runners.

On March 3, 2024, the Nanjing Lishui Half Marathon—dubbed the “Strawberry Marathon”—welcomed 12,000 runners as spring sunshine bathed the shores of Wuxiang Mountain in Lishui, accompanied by the fragrances of blossoms and sweet strawberries. This meticulously designed course weaves together Lishui’s scenic landscapes and vibrant strawberry culture, offering participants an unforgettable marathon experience.


Hu Jingqiong, General Manager of Zhengrui Electric Power Group, has been successfully elected President of the Nanjing Lishui District Women Entrepreneurs Federation.

On November 28, 2023, the long-awaited inaugural conference of the Lishui District Women Entrepreneurs Association was grandly held at the Nanjing John Garden Hotel. Female entrepreneurs from across the district gathered together to witness this historic moment.


Pei Xudong, Deputy Commander of the East Route Group Co., Ltd. of the South-to-North Water Diversion Project, and his delegation visited Zhengrui Group, accompanied by Chief Engineer Huang Jinwei.

On March 30, 2023, a delegation of leaders from the Xuzhou Branch of the East Route Co., Ltd. of the South-to-North Water Diversion Group visited our company for research and inspection, accompanied by Executive Deputy General Manager Tang Xiaofeng and Party Secretary Liang Jiguang.


Xu Tongcun brings his novel “Years of Youth” to Nanjing Zhengrui.

Shakespeare once said, “Books are the best nourishment for the world.” Du Fu also penned the timeless line, “Having read ten thousand books, one’s writing flows with divine inspiration.” Gorky had his own view as well: “Books are the ladder of human progress.” Today, Mr. Xu Tongcun brought his work “Years” to Zhengrui and held a book‑sharing session.


What are the precautions for installing a charging station?

As electric vehicles and other electric-powered vehicles become more widespread, charging stations are attracting increasing attention and demand. To accommodate these vehicles, installing charging infrastructure has become an urgent priority. Therefore, let’s take a closer look at the installation process and related considerations for charging stations.