Ecom Express — Haven't received any OTP and refuse pin and no agent or ecom express executive haven't contact me to delivery package.

On 24th January a ordered an item on shopee. item was out for delivery on 1st February. That day neither i hadn't received any call from ecom express executive nor PIN from ecom express through message. 2nd, 3rd, 4th and 5th February same this happened. Item goes out for delivery but it shows delivery attempt unsuccessful. These days no agent called me. How do i can pickup my product until an agent of ecom express call me. I need a solution . My order was never delivered. And my delivery agent never called me. I need my package or a refund.