Basic scoring rule:
All Chi 1 point
All Pong 3 points
Semi-pure 3 points
Pure 6 points
All honours (Dragons and Winds only) 10 points
One set flower 1 point extra
1 Pong/Kong Dragon 1 point
1 Pong Wind belongs to your seat 1 point
1 Pong Wind belongs to current round 1 point
Self-pick 1 point
Take flower self pick win 2 points
Kong and self pick 2 points
Robbing Kong 1 point
2 Pong and a pair Dragon 2(pong of dragon each) + 5 = 7 points
3 Pong/Kong Dragons 3(pong of dragon each) + 7 = 10 points


Special winning hands combo:
Seven pairs 4 points
Nine Gates 10 + 6 (Pure) = 16 points
Ruby Dragon, Jade Dragon, Pearl Dragon 10 + 1 (pong of dragon) + 3 (Semi pure) + 3 (All pong) = 17 points
Hidden Treasure 10 + 3(All pong) + 1(self-pick) = 14 points
All terminal 10 + 3(all pong) = 13 points
13 wonders Instant all bankrupt
All small winds 10 points extra
All Big winds 15 points extra
All Kong 10 points extra
Blessing of Heaven 10 points
Blessing of Earth 10 points