This library is built in the open.
If you spot an error, have a suggestion, or just want to say hello — we’d love to hear from you.

The page depicts a tactical military diagram representing the layout of a "Five-Army Camp" (original: 五軍營 — wǔjūnyíng). The diagram is arranged in a 5x5 grid. The central position is occupied by the command center, while the surrounding 24 positions are filled with unit symbols. Each symbol consists of a central node with four radiating lines and a directional flag indicating the orientation of the unit facing outward from the center.
original: 營 — yíng
Vocabulary used in this section: Miscellaneous Military Schools (original: 雜兵家 — zábīngjiā), a category of strategic thought that combined various classical theories; Five-Army Camp (original: 五軍營), a modular camp structure; and Camp (original: 營), here referring specifically to the central command post.
The Miscellaneous Military Schools refers to a tradition of Chinese tactical thought that synthesized various classical strategies—such as those of Sun Tzu and Wu Qi—into versatile, practical systems for the battlefield.
This diagram depicts a sophisticated tactical layout. The "Four Corners" (original: 隅 — yú) are designed to bridge the gaps between the four cardinal directions (Front, Rear, Left, and Right), ensuring that the army has no "blind spots" at its diagonal axes.
original: 前衡 (qián héng), 正 (zhèng), 奇 (qí). The "Main Balance Line" acts as the anchor of the front. The Regular Force engages the enemy head-on in traditional combat, while the Surprise Force is reserved for unorthodox maneuvers, ambushes, or flanking actions.
original: 前隅 — qián yú
original: 右隅 — yòu yú
original: 左衡, 正, 奇
original: 右衡, 正, 奇