Imperial units commonly used units for length are (li), (tseung/cheung), (tsek/chek), (tsun/chun), (fen/fan) in descending scale order. These units are now rarely used in daily life, the imperial and metric systems being preferred. The imperial equivalents are written with the same basic Chinese characters as the Chinese system. In order to distinguish between the units of the two systems, the units can be prefixed with "Ying" () for the Imperial system and "Wa" () for the Chinese system. In writing, derived characters are often used, with an additional (mouth) radical to the left of the original Chinese character, for writing imperial units.
Imperial Guard (Warhammer 40,000) Imperium's naval and ground forces are kept strictly separate such that a mutinous general will not have access to an integrated military machine. That was not the case with the pre-Horus Heresy Imperial Army, which had no such strict distinction, resulted in Horus acquiring a powerful fleet in addition to his vast ground forces. Many regiments of the Imperial Guard do not adhere to the standard Cadian style of warfare displayed on the tabletop. Although Cadian-style regiments are the most common due to Cadians being the poster boys of the Imperial Guard, some regiments from other worlds specialize in other