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SaYo was founded in 2006 . Over the years, SaYo has continuously focused on developing and making innovations for electronic cigarette technology, leading the industry in products trends for electronic cigarette. Aparting from professional R&D team, we are cooperating with some famous International firms and famous Colleges, and are fully capable of developing innovative new electronic cigarette. Today, SaYo is the worldwide leader in electronic cigarette in the field and is widely recognized by the industr |
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