We have our own big cold storages to hold vegetables like Onion, Carrots, Garlic, Cabbage, Potato, etc.
There are two kinds of Onion---one is yellow onion, the other red onion.
The size is usually specified by diameter--
Below 5cm, 5-7cm, 7-9cm, etc.
Packing: 25/30kgs/net bag, or as requested.