Business transactions are divided into 【Related-party transactions】 and 【Independent transactions】
>【Related-party Transactions】 occur when transactions are being carried out between two parties who are joined by a pre-existing business relationship or common interest, including transactions between the parent company and its subsidiaries.
>【Independent Transactions】 refers to the general transaction with the market.
In short, transfer pricing is used to determine costs when related parties were required to transact between one and another.
🙅♂️ Transfer price should not differ much from the market price.
🙅♂️ Thus, you are obliged to prove that there aren't any price gap when transactions were being made between related party.