I am an old tankers i played this game for over 3 years, and i relly hope that you could give me some crystal for me to buy m2 and m3 equipments. I really hope
Unfortunately this is not possible. Crystals are not given for no reason, you can earn them by playing battles, taking gold boxes, join contests and so on, or you can buy them. You can find more information here: What are crystals and how to earn them?
Customer support service by UserEcho