BACK PROJECT INFORMATION × DOWNLOAD PROJECT INFORMATION HSING LOONG INDONESIA RUKO HARMONI PLAZA BLOK E NO. 14 JL. SURYOPRANOTO KEL. PETOJO UTARA KEC. GAMBIR JAKARTA PUSAT 10130 - INDONESIA Phone : +62 8118110253 Fax : - Email : eric.hutomo@hsl-international.com Website : http://www.hsl-international.com Contact : Eric Dipo Hutomo BUSINESS ACTIVITY : - BUSINESS LICENSE : PRODUCT INFORMATION : o MARINE CONTRACTOR & UNDERWATER WORKo EPC LIST OF PRODUCT Category : EPC o Sub Category EPC Jetty EPC DERMAGA