THE big building in Pakis Kembar, Malang Regency, looks desolate from the outside. A sign with the words "CV Sumber Makmur" is perched above the gate and almost hidden by the foliage of a nearby tree. No security guard stands at attention. Nor is there an employee seen going about the premises. An atmosphere of simplicity seeps from the company's every corner.

There's no hint at all that behind the walls of the 3,000-square-meter building there