Apr 25, 2018· PT Wijaya Karya Rekayasa Konstruksi WIKA Rekayasa Konstruksi or known as WIKA REKON is a wellestablished construction services company in Indonesia with strong focus on construction electrical and mechanical. WIKA REKON engaged in the field of Engineering Procurement Construction (EPC) and Operation and Maintenance (OM) in the field of energy and industrial plant.