PT Indonesia Chemical Alumina (PT ICA) produces its chemical grade alumina products based on customers' needs. The sale of CGA products is based on two scheme: made-to-order and regular stock. PT ICA has the flexibility in product manufacturing due to the made-to-order system. What is made-to-order? The system enables prospective customers to customize its product order.  PT ICA has accommodated customized orders from renowned companies worldwide, including companies from Japan, South Korea, and Indonesia, through its product development program.

The production of customized products based on customer specifications ICA encompasses several stages, including market research, cost and benefit analysis, trial samples, and commissioning of products. PT ICA's ability to accommodate customer needs for customized products makes it one of the few companies in the alumina industry capable of providing made-to-order products.