Regulations Governing the Customs Management of Import and Export Warehouses Article 14

All goods stored inside the warehouse shall be positioned with labels facing up and piled up by batch in the respective sections where they should belong. Identifying signs shall be posted on the walls of each respective area for clear identification. This requirement is not applicable to an automated warehouse approved by the Customs to carry out computer control and management or a special warehouse approved for the storage of bulk cargo, such as an oil tank or silo.
中文原文 海關管理進出口貨棧辦法第14條
貨棧內存貨應將標記朝外,分批分區堆置,並於牆上標明區號,以資識別。
但經海關核可之電腦控管自動化貨棧,或油槽、筒倉等儲存散裝貨物之特殊貨棧,不在此限。

English translation for reference only; the Chinese text prevails. Not legal advice.