Whaaky — Non Delivery of paid order

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Whaaky.com

On 03.09.2015 I Ordered one sony power bank 10000 Ah @ Rs.499 through Whaaky on line in the same day they confirm my order and on 10.09.2015 received despatch details as send consignment through MSK world wide via consignment no.[protected]. but till to-date I did not received the consignment, I compliant to Waaky, they confirm that something happaned . In 24 / 48 hours they promised send another consignment. But unfortunayely I received another mail that they need to send back to them the defected items. but till today I did not received nothing to them. so how I can send the Non received items ????