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BLOG/TECHNICA

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2022-10-10

Striving Forward on a New Journey, Making Contributions in the New Era—Saluting the Motherland: High Class Insulator Wins the Bid for the 2022 Main-Grid Conductor Framework Project of China Southern Power Grid Ultra-High Voltage Transmission Company.

In the golden autumn of October, as the sweet fragrance of osmanthus fills the air, High Class Insulator Electric Porcelain Co., Ltd. organized a team-building event for its management team, themed “Celebrate National Day, Welcome the 20th CPC National Congress, and Embark on a New Journey.” Participants enthusiastically took part in the various competitions and achieved outstanding results.

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2022-07-06

High Class Insulator has won the bid for State Grid Corporation of China’s 38th procurement batch of 2022 (the third tender for line installation materials in transmission and transformation projects).

On July 5, 2022, State Grid Corporation of China published a public notice of recommended winning bidders. Pingxiang High Class Insulator Electric Porcelain Co., Ltd. was awarded the contract for the 38th procurement batch of 2022 by State Grid Corporation of China (the third tender for line installation materials in transmission and transformation projects), with project number 0711-22OTL08321011. The project involves 500 kV and 750 kV transmission lines.

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2022-05-21

High Class Insulator has won the bid for State Grid Corporation of China’s 2022 Eighteenth Procurement Batch (First Round of Material Agreement‑Based Inventory Tender for Transmission and Transformation Projects, covering 35–330 kV equipment).

On May 20, 2022, State Grid Corporation of China published a public notice of recommended winning bidders. Pingxiang High Class Insulator Electrical Porcelain Co., Ltd. was awarded the contract for the 18th batch of procurement in 2022 by State Grid Corporation of China (the first round of material framework agreement tendering for 35–330 kV transmission and transformation projects), with project number 0711-22OTL05221005.

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2022-05-21

High Class Insulator has won the bid for State Grid Corporation of China’s 2022 Sixteenth Procurement Batch (Second Tender for Line Installation Materials in Transmission and Transformation Projects).

On May 20, 2022, State Grid Corporation of China published a public notice of recommended winning bidders. Pingxiang High Class Insulator Electrical Porcelain Co., Ltd. was awarded the contract for the 16th batch of procurement projects in 2022 (the second tender for line installation materials under transmission and transformation projects) of State Grid Corporation of China, with project number 0711-22OTL05121004.

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2022-03-26

High Class Insulator has won the bid for State Grid Corporation of China’s 2022 Fifth Procurement Batch (First Tender for Line Installation Materials in Transmission and Transformation Projects).

On March 25, 2022, State Grid Corporation of China issued a notice of award, announcing that Pingxiang High Class Insulator Electrical Porcelain Co., Ltd. had won the bid for the fifth batch of procurement in 2022 (the first tender for line installation materials under transmission and transformation projects) of State Grid Corporation of China, with project number 0711-22OTL01321002.

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2022-03-03

The engineering achievement of the Kunliu–Long DC transmission project, “Ultra-High-Voltage Multi-Terminal Hybrid Flexible DC Transmission Technology,” has been published and released.

Recently, the book “Ultra-High-Voltage Multi-Terminal Hybrid Flexible DC Transmission Technology,” compiled by China Southern Power Grid Ultra-High Voltage Company and based on the Kunming–Liuzhou–Longzhou DC transmission project, was officially published and distributed by the Machinery Industry Press.

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2021-12-17

High Class Insulator has won the bid for State Grid Corporation of China’s 61st procurement batch of 2021 (the sixth tender for line installation materials in transmission and transformation projects).

On December 17, 2021, State Grid Corporation of China issued a notice of award, announcing that Pingxiang High Class Insulator Electric Porcelain Co., Ltd. had been awarded the contract for the 61st batch of procurement in 2021 (the sixth tender for line installation materials under transmission and transformation projects) of State Grid Corporation of China. The project number is 0711-21OTL16921022, and the awarded project pertains to transmission and transformation line engineering at 500 kV and above.

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2021-10-19

A Review of China’s Ultra-High-Voltage Power Transmission

Ultra-high voltage transmission has brought profound changes to our production and daily life. But have you ever wondered: although the West pioneered this technology more than a century ago, China managed to leapfrog ahead in just over a decade, turning it into another hallmark of national strength—on par with nuclear power and high-speed rail. What accounts for this remarkable turnaround?

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