PT HSK headquarters and 3 production plants are located in Gresik near Surabaya:-

1) NPK Compound Fertilizer production plant with production capacity of 100,000mt per year.

2) Sulfur Coated Urea (SCU) Fertilizer production plant with production capacity of 50,000mt per year. This production line also produce coated NPK compound and coated NK compound.

3) Bulk Blend fertilizer plant with production capacity of 300,000mt per year.