Divorce in KSA

Hi im Xella, i would like to ask your opinion about getting a divorce in ksa. Im a christian and married yo a muslim filipino via Saudi court. Unfortunately my husband loose his job in ksa and go home in philippines, He was living with other girl now. We dont have any communications now and we already decided yo finish our relationship. the question now, is can i file a divorce here in ksa? if yes How and what are the requirements. thanks in advance