d3eadinside coz now the v3 is released and lots of the new item need STEEL or SEALED POTION or even NAPHTHA as well...
so u may make iron material,sealed potion,naphtha,steel or charcoal....this may sell quite well too...
if u have magnet u can sell them too,....quite need alot now^^

u can get magnet from
1.Fishing
2.Compound Silvery Ring + Wolf Tooth

Naphtha From=
1.Coconut/Sesame Oil + Tin Ore ^^
2.Crude Oil Equipment...(quite time consuming,so i didnt use this)

this is wad i can tell ^^
hope its help