Official killing means: official killing is a noun in the four-column (eight-character) prediction, representing the elements that restrict and hurt you, and it is one of the five elements (one of fire, water and earth in Jin Mu). Water is the master of the sun, and soil is the official killing of water. If the Japanese Lord is strong, it is good to have official killings, and it is a curse for the Japanese Lord to see official killings. Specific treatment is objective. In the six-year prediction, official killings are called official ghosts, which are used to predict work, career, thieves, disasters, lightning and so on.
The way to get rid of official star killing is more complicated. Please refer to the entry of "God likes and dislikes" in Baidu Encyclopedia.