30/03/2011 (Reuters) - Palm oil giant Sinar Mas Agro Resources and Technology (SMART) and affiliated companies plan to invest up to 9 trillion rupiah ($1 billion) until 2015 in downstream business, the firm said in a statement on Wednesday.

This includes a 2.3 trillion rupiah to build a palm-based refinery plant in Marunda, West Java, with total annual processing capacity of 300,000 tonnes of crude palm oil. ($1 = 8714.5 Rupiah)