• CN EN AE
    R&D & Innovation
    R&D Innovation
    Innovation R&D System
    Innovation R&D System
    +
    Number of Patents
    R&D Personnel
    Investment (Increased by 41.05% year-on-year)
    Cooperate with Customers to Grasp Market Needs
    Carry out cooperation in problem-solving, patent commercialization, and mass production of demand-oriented products in response to customers' annual technical bidding needs and pain point lists.
    Cooperate with Institutes to Tackle Strategic Technologies
    Undertake national and industry strategic tasks, carry out major special cooperation with national-level industry institutes, solve "bottleneck" technologies in the industry, participate in the formulation of national and industry standards, and achieve breakthroughs in the enterprise's core competitiveness.
    Cooperate with Universities to Explore Industry Frontiers
    Jointly explore academic frontiers of the industry with universities through co-constructed laboratories and research projects, reserving innovative products and technical routes for the company's long-term development.
    Standard Setting

    Standards Participated in Formulation

    Standard No.

    Standard Name

    Application Time

    National Standard

    GB/T 20642-2006

    Definitions, Test Methods and Criteria for Impulse Breakdown Tests in Air of High-Voltage Line Insulators

    2007/5/1

    National Standard

    GB/T 26218.2-2010

    Selection and Dimensioning of High-Voltage Insulators for Use in Polluted Conditions - Part 2: Porcelain and Glass Insulators for AC Systems

    2011/7/1

    National Standard

    GB/T 26218.3-2011

    Selection and Dimensioning of High-Voltage Insulators for Use in Polluted Conditions - Part 3: Composite Insulators for AC Systems

    2022/9/1

    National Standard

    DL/T 1000.1-2018

    Guide for the Use of Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulators for AC Systems

    2022/7/1

    National Standard

    GB/T 1001.1-2021

    Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulator Units for AC Systems - Definitions, Test Methods and Acceptance Criteria

    2011/7/1

    National Standard

    GB/T 1001.1-2021

    Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulator Units for AC Systems - Definitions, Test Methods and Acceptance Criteria

    2022/9/1

    Standards Participated in Formulation

    Standard No.

    Standard Name

    Application Time

    Industry Standard

    DL/T 812-2002

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    2022/6/22

    Industry Standard

    DL/T 557-2021

    Definitions, Test Methods and Criteria for Impulse Breakdown Tests in Air of High-Voltage Line Insulators

    2022/6/22

    Industry Standard

    DL/T 626-2005

    Inspection Code for Deteriorated Cap-and-Pin Suspension Insulators

    2005/6/1

    Industry Standard

    DL/T 812-2002

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    2022/9/1

    Industry Standard

    DL/T 812-2002

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    2022/9/1

    Industry Standard

    DL/T 812-2002

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    2022/9/1

    Industry Standard

    DL/T 812-2002

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    2022/9/1

    Standards Participated in Formulation

    Standard No.

    Standard Name

    Application Time

    Association Standard

    T/ CEC177-2018

    Factory-Composite Porcelain or Glass Insulators for AC and DC Systems - Definitions, Test Methods and Acceptance Criteria

    2018/7/3

    Association Standard

    TCEEA 457-2020

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    2020/12/1

    Association Standard

    TCEEA 458-2020

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    2020/12/1

    Association Standard

    TCEEA 458-2020

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    2020/12/1

    Association Standard

    TCES 081-2021

    Test Methods for Insulators - Part 1: General Test Methods

    2021/9/28

    Association Standard

    TCES 082-2021

    Test Methods for Insulators - Part 2: Electrical Test Methods

    2021/9/28

    Association Standard

    TCES 083-2021

    Test Methods for Insulators - Part 3: Mechanical Test Methods

    2021/9/28

    National Standard

    GB/T 20642-2006

    2007/5/1

    Definitions, Test Methods and Criteria for Impulse Breakdown Tests in Air of High-Voltage Line Insulators

    GB/T 26218.2-2010

    2011/7/1

    Selection and Dimensioning of High-Voltage Insulators for Use in Polluted Conditions - Part 2: Porcelain and Glass Insulators for AC Systems

    GB/T 26218.3-2011

    2022/9/1

    Selection and Dimensioning of High-Voltage Insulators for Use in Polluted Conditions - Part 3: Composite Insulators for AC Systems

    DL/T 1000.1-2018

    2022/7/1

    Guide for the Use of Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulators for AC Systems

    GB/T 1001.1-2021

    2011/7/1

    Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulator Units for AC Systems - Definitions, Test Methods and Acceptance Criteria

    GB/T 1001.1-2021

    2022/9/1

    Overhead Line Insulators with Nominal Voltage Above 1000V - Part 1: Porcelain or Glass Insulator Units for AC Systems - Definitions, Test Methods and Acceptance Criteria
    Industry Standard

    DL/T 812-2002

    2022/6/22

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    DL/T 557-2021

    2022/6/22

    Definitions, Test Methods and Criteria for Impulse Breakdown Tests in Air of High-Voltage Line Insulators

    DL/T 626-2005

    2005/6/1

    Inspection Code for Deteriorated Cap-and-Pin Suspension Insulators

    DL/T 812-2002

    2022/9/1

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    DL/T 812-2002

    2022/9/1

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    DL/T 812-2002

    2022/9/1

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V

    DL/T 812-2002

    2022/9/1

    Power Frequency Arc Test Method for Insulator Strings of Overhead Lines with Nominal Voltage Above 1000V
    Association Standard

    T/ CEC177-2018

    2018/7/3

    Factory-Composite Porcelain or Glass Insulators for AC and DC Systems - Definitions, Test Methods and Acceptance Criteria

    TCEEA 457-2020

    2020/12/1

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    TCEEA 458-2020

    2020/12/1

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    TCEEA 458-2020

    2020/12/1

    Technical Specifications for Aluminum Alloy Castings of Hollow Composite Insulators

    TCES 081-2021

    2021/9/28

    Test Methods for Insulators - Part 1: General Test Methods

    TCES 082-2021

    2021/9/28

    Test Methods for Insulators - Part 2: Electrical Test Methods

    TCES 083-2021

    2021/9/28

    Test Methods for Insulators - Part 3: Mechanical Test Methods
    +
    Invention Patents

    一种高硬度闪光砂及其制备方法-发明专利

    一种建筑设计用外墙疏水导流瓷砖

    一种适应于高严寒地区使用的高压电瓷釉及其制备方法

    一种烘房-专利证书2016发明

    高压绝缘子坯料配方、、、制备工艺及其绝缘子瓷件制备工艺

    一种氧化铝P2020306发明专利证书

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