lost and missing ship part and material

 few day ago, i found i losted 1 ship part and 16 nedium plate, i dont know why i lost those material, i dont use and sell anything, my account just and only i know the passworld so nobody can login my acc, I take these things one way is ridiculous and mineral plate nedium very precious to lose so I can not be, i hope u guy can help me take back my ship part and my nedium plate 

call to support, please

how, i dont know lot about game support :v