1987
A joint venture agreement signed on February 10, 1987 among shareholders; PT. Bimantara Citra, PT. Pupuk Kujang and Dakab Foundation. PT. MULTI NITROTAMA KIMIA (PT. MNK) was established on April 10, 1987 under Notary Deed by Imas Fatimah SH, no. 84 in Jakarta, as a Domestic Capital Investment or PMDN.
1990
On June 20, 1990, Nitric Acid Unit was succeeded to produce its premiere production and continued with Ammonium Nitrate Unit on July 5, 1990. These unit sites are located at Kujang Industrial Estate covering 5 hectares of the area. The capacity of Nitric Acid is 55.000 MT/Year and 37.000 MT/Year for Ammonium Nitrate.
1994
In 1994, PT. MNK started expanding its business by supplying blasting accessories as well as providing blasting services at the customer’s sites.
2000
In year 2000, PT. MNK started to change its business core from “nitrate based industry” into “Explosive Manufacturer & Mining Services”.
2007
On April 10, 2007, PT. MNK was officially declared its business focus into “PT. MNK Mining Services”, integrated in explosives area.
2010
PT. MNK started to build Ammonium Nitrate plant with production capacity of 100.000 MT/Year.
2011
On January 17, 2011, PT. MNK was certified SNI ISO 9001:2008, ISO 14001: 2004, and OHSAS 18001:2007, by PT. Sucofindo International Certification Service.
The new Ammonium Nitrate plant with 100.000 MT/Year products capacity begins to operate commercially.