bahrain_honkong_manila flight

Hello...my husband and i with our 2 friends are traveling from bahrain-hongkong-manila tickets and we are planning to stay in hongkong for about 4 days before traveling to manila.....we have a friend a hongkong resident who arrange our accomodation. My questions are do we need to apply for tourist visa?we are filipinos by the way...
Thanks....hoping you could help us...