Dear Mr/Miss: I am writing to enquire about the COMPASS Licence, I am a student of beihang university in China .I am learning about AADL and know that COMPASS is an excellent toolset in this field, but i am not a member of ESA and can not download COMPASS for study. As the website tell me : i should know NDA details ,so i wish i can get your help.

thank you for your consideration!