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Sunnypower applies the most advanced equipments and continual improved artworks to organize
the production process. The QC department consists of IQC,IPQC, QA, QE, OQC, laboratory and
testing subsidiaries’ which strictly meets ISO9001 quality system requirements from in-house
material to batteries out warehouse to make sure the products are under the strict audit in
the whole process.
The defective rate is below 0.1‰. Meanwhile, Sunnypower take analytical pure material to make
sure the batteries with high quality, long life, low self discharge advantages.