doing what calculation?

ya lor.. doing what calculation? discount rate in shopping mall?

piping layout for a petrol storage site ...

layout not draw one meh how come is calculate 1 ah?

hahah...im calculate the pipe friction losses...

cheh...........

oooh... you study or work now??

Working....

eh ya lo hor where u working now oo?

haha ya lor..

selangor is really huge

shah alam lo...Dear crystal..haha...

y suddenly dear crystal? hahaha. shah alam so far from me la

ooh.. so far lol

nvm..i have already gone through 3 years of calculation..i'm sure u can go through it

walao, steven you been calculate the same thing as 3 years?

Calculation is fun ar...if u know how to do..keke...else

lol, that's mean you dunno how to do?

lol...how u know?

from the sentences lor.. lol

aku pening