Merge remote-tracking branch 'origin/haosun'
update raven
Merge branch 'haosun' of https://github.com/ludwiksh/Marksimos into raven
fixed add sku and modify sku validation
fixed update company info
fixed bug
fixed bug
eidt Exogenous function
working on adding new brand
Merge branch 'master' of https://github.com/ludwiksh/Marksimos into haosun
add final score route
fix production cost calculation