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
Otter civet be responsible for the current rarity of the otter civet. "Cynogale bennettii" is listed in CITES Appendix II. Otter civet The otter civet ("Cynogale bennettii") is a semiaquatic civet native to Thailand, Malaysia, Indonesia and Brunei. It is listed as "Endangered" because of a serious ongoing population decline, estimated to be more than 50% over the past three generations (estimated to be 15 years), inferred from direct habitat destruction, and indirect inferred declines due to pollutants. "Cynogale" is a monospecific genus. The otter civet possesses several adaptations to its habitat, including a broad mouth and webbed feet with naked soles