I'm at 750D Chai Chee Technopark https://t.co/N3AIEMJdBs
East Region
[{'url': 'https://t.co/N3AIEMJdBs', 'expanded_url': 'https://www.swarmapp.com/c/bd5Yb11ZxJd', 'display_url': 'swarmapp.com/c/bd5Yb11ZxJd', 'indices': [33, 56]}]
KEMBANGAN
["i'm", '750d', 'chai', 'chee', 'technopark', 'https://t.co/n3aiemjdbs']
[]
chai chee
750d chai chee technopark
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

The provided Twitter post does not seem to be related to a maintenance report feedback to public flat house. The location mentioned in the post, "750d chai chee technopark", does not appear to be a specific block or street in Singapore, and does not contain any keywords related to maintenance or housing. Therefore, the post does not fit into any of the categories mentioned in the question.