How to extend Teeth whitening kit warranty?
To extend Teeth whitening kit's warranty, customers should have full knowledge of our warranty policy specified in the contracts signed by both parties. We regulate the warranty range, services provided, and conditions for compensation. As our product performance and style are rapidly updated, sometimes it is not necessary to require repair or replacement in a high frequency. If customers confirm to extend the warranty, contact our after-sales personnel for help who will give you a detailed explanation about the procedures and cautions.
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Fuzhou Difeng Bio-Tech Co., Ltd has built a sterling reputation as one of the top producers and distributors specializing in anti tartar mouthwash Various in styles, Difeng Bio-Tech's teeth whitening machine can meet the needs of different customers. Difeng oral healthcare products is manufactured according to standard sizes. This resolves any dimensional discrepancies that might occur between beds and mattresses. The amount and concentration of its whitening agent can be adjusted. The product features corrosion resistance. Some methods or treatments have been used to resist corrosion such as painting or hot dip galvanizing. Made of food-grade or medical-grade materials, it's non-toxic.
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Through following the idea of Teeth whitening kit, Difeng finds a right way to be better. Contact us!

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