Picket htingwan a matu arch hpe sawn la ai
Ra ai shadawn shadang ni hpe madun dan rit Milimeter hku nna
H - n law htum htingwan tsaw ai
Y - htingwan tsaw dik htum
X - shinggan n-gang ni a lapran na tsan gang ai lam
Z - picket wanleng dam ai
K - Daw langai hta slats jahpan
D - Slats lapran tsan ai
Galu kaba ai rai yang
Y > H
Galu kaba ai rai yang
Y < H