保安及護衛服務條例牌照號碼 Security & Guarding Services Ordinance License No.: 1220 (A) ｜電業承辦商註冊號碼 Electricial Contractor Registration No.: 027138
保安及護衛服務條例牌照號碼 Security & Guarding Services Ordinance License No.: 1220 (A) ｜電業承辦商註冊號碼 Electricial Contractor Registration No.: 027138