Paytm Mobile Solutions — the delivery timing of my package getting delayed

My package containing 10 pcs of guitar plectrums, ordered from paytm mall was supposed to be delivered on 19th january 2018 but it hasn't reached me yet, is it stolen in its way to me, and i've paid for it before buying, and that is what making me feel bad. So i was saying give me the exact date of delivery or else refund me. As i've made a prepaid deal i want the exact date of delivery or i want refund.