PT Pertamina Hulu Rokan (PHR) present its innovation in constructing wetlands to manage water waste produced from its ...
PT Pertamina Hulu Rokan (PHR) Riau, a subsidiary of Indonesia's state-owned oil and gas company, produced up to 161 ...
State-owned electricity company PT Perusahaan Listrik Negara (PLN) submitted its initial offering to supply electricity ...