The enterprises qualified for tax drawback, according to the tax drawback system for exports, with the testification of 对具备出口退税条件的企业，按应退未退出口退税额度，经国税部门证明后向银行申请的出口退税帐户托管贷款，经县外经贸局和县财政局审核后，利息由县财政全额予以补贴。