1. Your parcel is fine so far, here is the full tracking:
China Post Register Air Mail Tracking System
Parcel No.RS256314513CN tracking result
2016-10-15 18:11:19.0 中山city Post Office parcel 集邮局commerical parcel 广告公司 received
2016-10-15 18:54:34.0 中山city Post Office parcel 集邮局commerical parcel 广告公司 customs scan
2016-10-15 23:10:03.0 leaving 中山city Post Office parcel 集邮局commerical parcel 广告公司 ，next station 中山
2016-10-17 11:15:15.0 Guangzhou Transit Station export security scan
2016-10-17 12:59:16.0 Guangzhou Transit Station export customs scan (domestic transit )

2. You might want to read this for your country India:
http://track-chinapost.com/China_Post_Arrival_Time_Stat.php

Hope this help.

1. Well I guess the Ali Express tracking page is in fault, maybe you should report that to Ali Express customer service about the tracking being false.

Hope this help.

1. This is the full tracking of your parcel:
China Post Register Air Mail Tracking System
Parcel No.RS256314513CN tracking result
2016-10-15 18:11:19.0 中山city Post Office parcel 集邮局commerical parcel 广告公司 received
2016-10-15 18:54:34.0 中山city Post Office parcel 集邮局commerical parcel 广告公司 customs scan
2016-10-15 23:10:03.0 leaving 中山city Post Office parcel 集邮局commerical parcel 广告公司 ，next station 中山
2016-10-17 11:15:15.0 Guangzhou Transit Station export security scan
2016-10-17 12:59:16.0 Guangzhou Transit Station export customs scan (domestic transit )
2016-10-22 09:48:05.0 Beijing Transit Station export security scan

2. I also found this tracking:
International Mail# RS256314513CN Tracking Result
Summary
Tracking number Origin Destination Status
RS256314513CN CHINA INDIA On route

History Detail
Local date/time Activity Location Remarks
15-Oct-2016 18:11 Received by Post Office 52843300
22-Oct-2016 13:46 Departure export customs BEIJING
22-Oct-2016 13:48 Departure export customs BEIJING

3. I also found this tracking:
2016-10-23 16:30
China, BEIJING, Send item abroad (EDI-received), Air, KOLKATA AIRPORT SORTING OFFICE

4. So as you can see your parcel is On Route to India. Estimated arrival time from China to India can be found here:
http://track-chinapost.com/China_Post_Arrival_Time_Stat.php

5. From now on you can track your parcel on the India Post site, your parcel is fine, you need to be patient and track your parcel for any new movement.

Hope this help.

1. Your parcel is On Route to India!

2. You can track your parcel here:
http://www.indiapost.gov.in/vas/Pages/IndiaPostHome.aspx

Hope this help.

1. It all depend on KOLKATA AIRPORT SORTING OFFICE, when will they scan your parcel, that I don't have the answer to your question.

2. Your order is in a mail bag On Route to your country India. Has it departed, has it arrive nobody knows the answer because we don't have an Aircraft Flight number for India.

3. You just need to wait for your parcel and track it on the India Post site.

Hope this help.