<https://iotvietnam.com/se-co-gi-moi-o-su-kien-wwdc-2017-cua-apple/#article>
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"Sản phẩm thông minh IoT (Smart Things)"
<https://iotvietnam.com/se-co-gi-moi-o-su-kien-wwdc-2017-cua-apple/>