solar vacuum tube for ETC solar water heater yaoguosolar@163.com

February 16, 2015 | Filed under: Videos | Posted by:


completely production chain from glass tube to solar vacuum tube,over 6 million pcs capacity,over 10 years experences we can offer 47*1500mm,47*1800mm,58*180…

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One Response to solar vacuum tube for ETC solar water heater yaoguosolar@163.com

  1. very usefun and good documentry

    Jayaram S N
    February 16, 2015 at 4:22 am
    Reply

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