The rank of lieutenant can be platoon leader (usually deputy platoon leader), deputy political instructor (deputy company level), company commander or political instructor (directly under company level), which is equivalent to the general clerk of the local organization where the deputy company commander works.
Second lieutenant source:
The word "second lieutenant" comes from the French word "representative", which is the title of flag-bearer in ancient French infantry and cavalry units. /kloc-around 0/500, Germany used "second lieutenant" to address some officers or representatives of other public servants./kloc-after the 8th century, the lowest-ranking officer in the army was called second lieutenant. During the period of Peter I in Russia, the rank of second lieutenant was established in 1703, and the official title list was promulgated in 1722, which was fixed by law. Since the outbreak of the French bourgeois revolution in 1789, the second lieutenant has been determined as the rank of the lowest officer in France.
Captain, source:
The official name of the captain. During the Warring States period, Zhao was appointed, and officials were elected to promote the virtuous.
Officers of vassal States. At the beginning of the Western Han Dynasty, the vassal state owned its own, and after Emperor Jing, it was ruled by the central government, with a grade of 2,000 stones. He is responsible for maintaining the security of the kingdom, supervising military officials, leading the army, and assisting the king with Fu Hexiang. Eastern Han dynasty.
The status of Wei, Jin, Southern and Northern Dynasties was slightly reduced, based on the standard soldiers. Or placed in a king or principality, depending on the status of a vassal state.