patents
Beiduo has 28 national patents, including 16 design patents and 12 utility model patents.
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ISO quality management system certification
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ISO quality management system certification
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IQNET Certification
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Water Saving Certification for Toilet
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Water Saving Certification for Toilet
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Water Saving Certification for Urinal
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Water Saving Certification for Urinal
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Water Saving Certification for Faucet
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Water Saving Certification for Faucet
