The signing of cooperation between PT WIJAYA KARYA (Persero) Tbk – PT Perusahaan Gas Negara (Persero) Tbk – PT Angkasa Pura II (Persero) on SOEs synergy in business on power plant development at Soekarno Hatta International Airport which held on Wednesday, May 11 2016 in Minister of SOEs head office as one of SOEs synergy activities.