Mini LED
上游
LED晶粒
#<StockCompany::ActiveRecord_Associations_CollectionProxy:0x0000768836617850>
中游
SMT
#<StockCompany::ActiveRecord_Associations_CollectionProxy:0x00007688365cabb8>
PCB
#<StockCompany::ActiveRecord_Associations_CollectionProxy:0x00007688365c5b90>
下游
背光模組
#<StockCompany::ActiveRecord_Associations_CollectionProxy:0x00007688365dc340>