Where the registered business range of a park enterprise includes maintenance and repair, the park enterprise may conduct the business operations of relevant product repairs, and their derived operations of inspection, testing and maintenance (hereinafter referred to as "maintenance and repair products"). In addition, the park enterprise may set up a special storage area for maintenance and repair products, prepare a dedicated maintenance & repair account book, which is submitted to the Customs for examination and stamping, and then process the customs clearance procedures.
Where the account book as set forth in the preceding Paragraph is processed by a computer, the provisions of Paragraph 4, Article 8 shall mutatis mutandis apply.

Where maintenance and repair products are imported from abroad by a park enterprise, such products may temporarily be exempt from relevant security guarantee payments to the Customs. However, the said products must be exported within six months from the day following the import release. In the event of any special circumstance, a written statement with explanation may be filed with the Customs for an extension, before the expiration of the time limit. The extension is limited to six months. If the said products are not exported before the time limit, the supplementary customs duties and taxes shall be paid within ten (10) days after expiration of the said time limit.
Where maintenance and repair products are brought in from a bonded factory, an enterprise located within technology industrial parks, an enterprise in agricultural technology parks, a bonded warehouse, a logistics center, or an enterprise in a free harbor zone, the provisions of Paragraph 3, Article 20 shall mutatis mutandis apply. The park enterprise may perform the operations of the self-check-and-inspection of goods to be entered in and/or released from the Park and make a consolidated monthly report.
Where bonded raw materials are used on maintenance and repair products, the park enterprise must declare this to the Customs, including a check list of added and dismantled bonded raw materials, or components for review before the said products are exported (release from the factory). Those items that are not declared before the shipped date shall not be deducted from stock accounts. The dismantled components shall be recorded on a dedicated account book for control management. The provisions of Article 20, Paragraph 1 of Article 22, Paragraph 1 of Article 31 and Article 34 shall apply mutatis mutandis to the relevant exports, overdue duties and taxes payment and scraping disposal procedures.
Such maintenance and repair products should be listed in the annual inventory clearing. If the balance quantity does not match the inventory quantity in the clearing results, a statement with reasons/causes must be submitted to the supervising Customs for investigation. The provisions of Article 12 shall mutatis mutandis apply.