Trung Nguyên its "Weasel" sub-brand. Due to the complicated production process, only 40–50 kg of "Weasel" coffee are produced annually. It is much more expensive than any of the company's other products: a 1 kg bag of "Weasel" coffee costs $3,000, six times higher than Indonesian kopi luwak. Dang has claimed, however, that Trung Nguyên's Vietnamese version is of higher quality, since production depends on wild or free range civets who choose the best coffee beans themselves, instead of being caged and force-fed. Currently, Trung Nguyen owns the system of four factories: Along with producing and processing coffee beans, Trung Nguyên operates
Coffee 2013, "The Seattle Times" reported that global coffee prices dropped more than 50 percent year-over-year. The downward trend continued, and in September 2018 coffee futures dropped to a 12-year low, below the cost of production for many farmers in mountainous regions who cannot use mechanized harvesting methods. In Thailand, black ivory coffee beans are fed to elephants whose digestive enzymes reduce the bitter taste of beans collected from dung. These beans sell for up to $1,100 a kilogram ($500 per lb), achieving the world's most expensive coffee some three times costlier than beans harvested from the dung of Asian palm