1. Next time when you use 17 track on the bottom right hand side corner you will see this:
Translate Target Language:

Just choose the language you want.

2. Here is the tracking of your parcel:
Number: RS287823975CN
Package Status: In Transit

Destination Country: France
2016-12-09 00:00 Departure ROISSY MAIL INTERNATIONAL PEAK (93).
2016-12-05 00:00 Deposit origin ROISSY COURRIER INTERNATIONAL PEAK (93).

Origin Country: China
2016-12-10 18:44 Guangzhou Terminal, leave the
2016-12-10 18:44 Guangzhou Terminal, left hand navigation
2016-12-10 14:43 Guangzhou Terminal, arrival
2016-12-09 09:00 Exchange Bureau in Guangzhou, have been exported directly
2016-12-07 08:45 Exchange Bureau in Guangzhou, have been exported to open
2016-12-05 18:10 Post Office philatelic requesting direct mail advertising company in Zhongshan city, away, the next station "Zhongshan"
2016-12-05 15:46 Zhongshan City Post Office philatelic requesting direct mail advertising company, has
2016-12-05 14:29 Zhongshan City Post Office philatelic requesting direct mail advertising company, has received send
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2. Your parcel is On Route/In Transit to your country France. May I suggest your read this for your country:
http://track-chinapost.com/China_Post_Arrival_Time_Stat.php

3. Just continue to track your parcel on La Poste site for any new movement.

Hope this help.