Invincible Xiangqi Manual 04 Lai Volume
There were five boards for the Dong Volume.
窝心炮 (wō xīn pào) = Same Direction Cannons: Ranked Chariot vs. Filed Chariot.
Wong Ping Loong has published the ancient manual which he named The Xiangqi Master of the Caves. The Webmaster has had the honour of helping him out in that endeavour. Wong's book can be found on Amazon.
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