这情况在本地很难做法律上的收养https://www.msf.gov.sg/what-we-do/adoption/adoption-eligibility/who-can-be-adopted The child must be a resident of Singapore (i.e., a Singapore Citizen, Permanent Resident or Dependant’s Pass holder). A child will not meet the residency requirement if the child is residing in Singapore on a visit pass, a student’s pass, or a special pass.