Creating and updating large numbers of inventory items

[sharpdrivetek]

@Brain_HKG_BFL you had already created a separate topic for this and you did get your answer. please do not re-post the same questions in unrelated topics.

Uploading Inventory Items

We have 33,000 Inventory Items, it is not possible to add one by one, is there any way to upload inventory items with purchase and sale rates. Kindly guide if possible.