pr cannon

卒行炮  detail>>

central cannon

中官炮  detail>>

central cannon central pawn

中炮进中兵  detail>>

central cannon 3rd pawn

中炮进三兵  detail>>

central cannon 7th horse

中炮七路马  detail>>

central cannon 7th pawn

中炮进七兵  detail>>

central cannon linking horses

中炮夹马  detail>>

central cannon opening

中炮局  detail>>

central pinning cannon

镇中炮  detail>>