Gua gua the 4th telco is left out... 

 Singtel, joint StarHub-M1 venture win licences to build two nationwide 5G networks - https://t.co/58zQxftb5n
<a href="http://www.samruston.co.uk" rel="nofollow">Flamingo for Android</a>
North Region
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WOODLANDS REGIONAL CENTRE
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['build', 'network']
left joint venture build nationwide
gua gua 4th telco left singtel joint starhubm1 venture win licences build 2 nationwide 5g networks
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The post does not relate to a maintenance report feedback for public flat house. The post is about a business deal involving four telecommunication companies in Singapore, and does not mention any issues related to public housing.