Dear Sr / MadamI am writering to you in order to make a first contact with your company for addicional information about commercial polity. I would like to know about:1- Delivery time and manufactoring time;2 - Warranty period;3 - Minimal order for each product in OEM;4 - RMA Polity;5 - Price list (please send one);6 - Forms of payment;7 - Are there any quality certicates;8 - Do your products included portuguese in the menu and manual;Hoping to hearing from you soon I remainSincerely yours,Gustavo Costa