1. This is the full tracking of your parcel:
China Post Register Air Mail Tracking System
Parcel No.RS240374752CN tracking result
2016-10-08 20:54:37.0 parcel center received
2016-10-08 22:26:00.0 parcel center customs scan
2016-10-08 23:51:33.0 leaving parcel center ，next station Shenzhen center
2016-10-09 00:37:28.0 Shenzhen Transit Station export security scan
2016-10-09 12:33:33.0 Shenzhen Transit Station export customs cleared
2016-10-10 09:20:00.0 arrive Shanghai Int'l Airport
2016-10-10 09:50:29.0 leaving Shanghai Int'l Airport going to next airport/seaport

2. This is the full tracking of your parcel:
China Post Register Air Mail Tracking System
Parcel No.RS235632533CN tracking result
2016-09-08 01:35:22.0 parcel center received
2016-09-08 03:55:05.0 parcel center customs scan
2016-09-08 03:55:41.0 leaving parcel center ，next station Shenzhen center
2016-09-08 05:34:50.0 Shenzhen Transit Station export security scan
2016-09-08 07:44:46.0 Shenzhen Transit Station export customs cleared
2016-09-11 11:34:46.0 Shenzhen Transit Station export security scan
2016-09-11 11:35:53.0 Shenzhen Transit Station export customs cleared
2016-09-13 12:28:00.0 arrive Shanghai Int'l Airport
2016-09-13 13:05:16.0 leaving Shanghai Int'l Airport going to next airport/seaport

3. Both parcels are On Route to your country Italy. May I suggest you read this for you country Italy:
http://track-chinapost.com/China_Post_Arrival_Time_Stat.php

Hope this help.