The factory was invested and built by the Son La Coffee Processing Joint Stock Company in Thong Nhat village, Muong Bon commune, Mai Son district, with a designed capacity of 50,000 tons of fresh coffee cherries per year. Covering nearly 4.2 hectares, the project includes a processing factory, a finished product warehouse, a coffee drying net house, a wastewater treatment area, a coffee drying yard and auxiliary works.

Notably, its wastewater treatment system has a capacity of 500cu.m per day and night, with treated wastewater meeting national technical standards for domestic use.