Nampira said the company with 445 workers has two factories - Kupang I built in 1980 with an annual capacity of 270,000 tons , and Kupang 2 operational in 2003 with an annual capacity of 300,000 tons.
Kupang 1, however, stopped operation in 2000 and Kupang 2 could produces only 15,000 tons a month, he said.