Staging can push back the current economic pressure, but it may also cause greater pressure on the subsequent economy.

Installment payment is mostly used for some product transactions with long production cycle and high cost. Such as the export of complete sets of equipment, large vehicles and heavy machinery and equipment. Installment payment means that after the import and export contract is signed, the importer pays a small part of the payment to the exporter as a down payment, and most of the rest is paid in installments after part or all of the products are produced and shipped, or after the goods are installed, debugged, invested and guaranteed.