我想了解中国银行对公预付款保函 预付款保函是指银行应客户申请向工程承包项目中的业主或商品买卖中的买方出具的、保证申请人在业主或买方支付预付款后履行合同义务的书面文件。如有疑问，请继续咨询中国银行在线客服，如有其他业务需求，欢迎下载中国银行手机银行APP或微信关注“中国银行微银行”继续咨询、办理相关业务。
预付款银行保函格式 ADVANCE PAYMENT GUARANTEE（预付款退款保函）GUARANTEE NO.DATE OF ISSUE：PRINCIPAL：（NAME AND ADDRESS）BENEFICIARY：（NAME AND ADDRESS）GUARANTOR：CHINA CONSTRUCTION BANK CORPORATION BRANCH GUARANTOR ADDRESS：WE(THE GUARANTOR)HAVE BEEN INFORMED THAT，(hereinafter called“THE PRINCIPAL”)，HAS ENTERED INTO CONTRACT NO.DATED WITH YOU FOR THE SUPPLY OF(请填写货物或服务描述).FURTHERMORE，WE UNDERSTAND THAT，ACCORDING TO THE CONDITIONS OF THE CONTRACT，AN ADVANCE PAYMENT IN THE SUM OF IS TO BE MADE AGAINST AN ADVANCE PAYMENT GUARANTEE.AT THE REQUEST OF THE PRINCIPAL，WE HEREBY IRREVOCABLY UNDERTAKE TO PAY YOU AN AMOUNT NOT EXCEEDING IN TOTAL OF(SAY：)AFTER RECEIPT BY US OF YOUR FIRST DEMAND IN WRITING STATING：1)THE NUMBER AND DATE OF OUR GUARANTEE UNDER WHICH YOUR CLAIM IS MADE AND2)THE AMOUNT YOU CLAIM AND3)THAT THE PRINCIPAL IS IN BREACH OF HIS OBLIGATION(S)UNDER THE CONTRACT CONDITIOINS；AND4)THE RESPECT IN WHICH THE PRINCIPAL IS IN BREACH；AND5)THAT YOU HAVE FULFILLED YOUR OBLIGATION。
什么是进口预付款保函？ 进口预付款保函(AdvancePaymentGuarantee)在大型成套设备的进口合同中，为采购原材料，卖方往往要求买方在合同签订后预付5%－15%（一般为总价的10-15%）的合同金额，而买方。
