we are a big supplier and manufacturer group of electric porcelain insulators in china.we are producing the pin type and spool type and stay type insulators according to BS standard and IEC standard
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CHANGSHA RICH MACHINERY AND ELECTRIC EQUIPMENTS CO.LTDVIP会员第13年
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we are a big supplier and manufacturer group of electric porcelain insulators in china.we are producing the pin type and spool type and stay type insulators according to BS standard and IEC standard
