Enterprises in the bonded area WMS and customs do free docking system.,, enterprises can be in the docking systems, and the customs to implement centralized declaration, greatly saves time and logistics costs.,, the enterprises in the area, there is no limit to the tax deductions, in addition to transportation, consumer goods and personal items, all domestic purchase tax rebates in the zone, duty free importation of goods into the area.,• trading enterprises in the area without customs declaration, go through the formalities for verification and cancellation of collection, remittance, not pay value added tax, consumption tax.