The Karain-Serpong Regional Drinking Water Supply System Project is a project for the construction and operation of a Drinking Water Supply System with a capacity of 4,600 liters / second implemented under the Public-Private Partnership (“PPP”) scheme for the duration of cooperation. up to 30 years after the Commercial Operation Date (“COD”) which will supply the needs of DKI Jakarta, Kota Tanggerang, and Kota Tanggerang Selatan. The project is estimated to be able to serve ± 539,000 house connections (SR). The project is an inter-provincial PPP SPAM project whose services include DKI Jakarta and Banten Province