Our History
William Ngasidjo Achmad start the building material business in 1995 from traditional store become PD Hyamn Karya Utama.
Our History
PT Hakaru Metalindo Perkasa being the first company in 2007 which was transformation from PD Hyamn Karya Utama
Our History
PT Dantool Teknik Utama, the engineering tools trading company and PT HK Metal Utama, as a trading coil company were established in 2010
Our History
PT Karya Bumimas Persada (Sanitary Wares) and PT Metalutama Perkasa Jaya (Stainless Steel) were added as our manufacturing company in 2012
Our History
PT Rasa Langgeng Wira, the PVC pipe manufacturing company was built in 2013
Our History
The company group keep growing and developing with total 4 manufacturing company and 3 trading company, united as the HYAMN Group as the holding company in 2017.
2018
PT Handal Aluminium Sukses first export of aluminium extrusion (MF) to Netherland and PT HK Metals Utama listed at Indonesia Stock Exchange as PT HK Metals Utama Tbk (HKMU)