evidence: Raseon Daeheung Trading Company [...] Raseon City Rajin District ( Republic of Korea Based on North 5 provinces, North Hamgyong Province Rajin City ) is a state-owned enterprise located on the east coast. [...] As an example proving that the president of Raseon Daeheung Trading Company became the best donju in North Hamgyong Province , an article was reported saying that even if he engages in gang fights and even contract killings, his power is so strong that it remains an unsolved case .