Kolkata Sorting Office — Order Stuck at sorting office in kolkata

Address:	Kolkata, West Bengal
Website:	Kolkata sorting office

My order is stuck in the sorting office for about 50 days now... The order is from aliexpress and contains a pair of shoes...the shipment is through china post and the order is received by the sorting office China, BEIJING, Send item abroad (EDI-received), Air, KOLKATA AIRPORT SORTING OFFICE [protected]:01 China, BEIJING, Send item abroad (EDI-received), Air, KOLKATA AIRPORT SORTING OFFICE [protected]:10 China, BEIJING, Insert item into bag (Otb), Air, KOLKATA AIRPORT SORTING OFFICE [protected]:35 China, 528032, Receive item from customer (Otb), Air, KOLKATA AIRPORT SORTING OFFICE I have no idea whome to contact, called the Indian post and they give Kolkata airport phone numbers, called them, they ask to call the kolkata airport sorting office, and called them, they dont lift the call, if they lift they ask to call to somebody else and the chain continues.. huff vexed of this calling eveyone without getting any right information. please help/guide me Tracking Number :RI[protected]CN Thanking you... and hope for immediate assistance Email Id shashankmanoj.[protected]@gmail.com