It is called "Inter-process Communication" and you can achieve this by using DLL calls to the Win32 functions or to 3rd Party DLL libraries (e.g. FX Blue QuickChannel).
Do a search here in the forum and you will find many a thread about this subject. A Google Search will also be helpful.
I have an account from Mayzus and another from XM. So i want the Mayzus acc to send the bid prices to XM acc and vice versa.
All help appreciated.