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| Ruanan Pioneer Electronic Co.,Ltd. Was founded in 1999, it is a professional development, production,
Converter sales as the main high-tech enterprises. Enterprise product development process has always been adhering to the quality of the first production purposes, and mining
With a world-class high-tech (such as DSP technology, current vector technology, IPM) specializing in the production and sale of inverter and electric
Power electronics. |
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First, within a week or return；
Second, within the month replacement；
Third, within one year of free maintenance。 |
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