Please help out where the packgage is stuck. India post says it is not received at Kolkata Foreign post by China Post.

RM758610645CN
In Transit
China(China Post)
India(India Post)

Latest Event -- 2017-03-14 12:30 Beijing, departure
Destination Country - Cache Time: 2017-04-13 10:07
2017-03-13 07:40 China, BEIJING, Send item abroad (EDI-received), Air, KOLKATA AIRPORT SORTING OFFICE
2017-03-12 09:55 China, BEIJING, Insert item into bag (Otb), Air, KOLKATA AIRPORT SORTING OFFICE
2017-03-09 16:14 China, 45005000, Receive item from customer (Otb), Air, KOLKATA AIRPORT SORTING OFFICE

Origin Country - Cache Time: 2017-04-13 10:07
2017-03-14 12:30 Beijing, departure
2017-03-12 21:26 Beijing Terminal, leave TAC Air
2017-03-12 21:23 Beijing Terminal, reach
2017-03-12 09:29 Beijing office of exchange, has been exported straight seal
2017-03-11 21:32 Beijing office of exchange, have been exported to be opened
2017-03-10 13:28 Zhengzhou exchange bureau, have been exported mutual seal (domestic transit)
2017-03-10 11:30 Zhengzhou exchange bureau, have been exported to be opened
2017-03-10 00:02 Zhengzhou bill processing center, left, next [international] Zhengzhou
2017-03-10 00:01 Zhengzhou bill processing center, has been sealing
2017-03-09 16:32 Zhengzhou bill processing center, has Acceptance

http://www.track-chinapost.com/track.php?code=RM758610645CN