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        亚洲中文字幕无线,久久久人妻,国产成人精品一区二区无,亚洲自拍偷拍福利小视频,白人久久,又粗又猛又黄又爽无遮挡,毛片24种姿势无遮无拦,а天堂中文最新一区二区三区
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        basic introduction

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        Solar photovoltaic power generation has the advantages of sufficient cleanliness, relatively extensive and sufficient resources, long life and maintenance-free, and is considered to be the most important new energy in the 21st century. Since 2002, my country's solar photovoltaic industry has developed rapidly. In 2007, the output of solar cells has ranked first in the world.

        Photovoltaic certification is a certification body recognized by the country, such as TUV (Technical Inspection Association), IEC (International Electrotechnical Commission), and China Quality Certification Center (CQC), to verify whether the products of photovoltaic enterprises meet the relevant standards. The certification of photovoltaic products can be divided into two categories: safety certification and performance certification. ZRLK testing is the world's first third-party testing organization engaged in photovoltaic product safety certification research.

        What are the photovoltaic products

        Crystal silicon photovoltaic modules; controllers, inverters, control inverter integrated machines; independent photovoltaic systems; thin-film photovoltaic modules; grid-connected inverters; photovoltaic batteries; concentrating photovoltaic modules; photovoltaic system connectors; junction boxes; solar photovoltaics Used wire; optical cable; backplane; bracket; photovoltaic glass; photovoltaic application products: DC illuminator, solar street lamp, solar lawn lamp, garden lamp, LED lamp, etc.

        What are the types of photovoltaic certification

        Depending on the country or region where the photovoltaic products are exported, it mainly includes:

        1. China Golden Sun certification;

        2. EU CE certification, TUV/VDE certification, MCS certification;

        3. Canadian CSA certification;

        4. American ETL certification, UL certification;

        5. Australian SAA certification and CEC listing.

        How to apply for photovoltaic certification

        The most convenient way to apply for photovoltaic certification is to obtain a one-stop certification agency at home and abroad who can obtain a professional photovoltaic certification agency. It can "test multiple certificates", saving time and cost.

        ZRLK testing provides one test and applies for multiple certifications such as CQC logo certification, Golden Sun certification, TUV SUD logo certification, CE certification, etc., easily crossing the technical barriers of trade in the global market.

        Our advantage

        1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.

        2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.

        3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.


        Online consultation

        Online consultation

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        Photovoltaic testing and certification

        Solar photovoltaic power generation has the advantages of sufficient cleanliness, relatively extensive and sufficient resources, long life and maintenance-free, and is considered to be the most important new energy in the 21st century. Since 2002, my country\'s solar photovoltaic industry has developed rapidly. In 2007, the output of solar cells has ranked first in the world.

        Get a quote
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