Case 1: a foreign trade company in Henan have received a bank to the British Standard Maijiali Birmingham branch (STANDARD CHARTERED BANK BRANCH, ENGLAND) opened in the name of the single letter of credit with the amount of USD37, yuan, the notice National Westminster Bank of London (NATIONAL WESTMINSTER BANK ). Not because of the letter of credit as usual beneficiaries of the local banking professionals by the audit found some suspicious circumstances: (1) letter of credit format is outdated, envelopes, no sender address, and the postmark blurred, unable to identify where to send (2) to notify the credit limit - National Westminster Bank in London negotiable, contrary to conventional (3) to separate the full address of the bank where no Yearbook, (4) the signature of the letter of credit Printed, rather than hand signed, not matching (5) to the letter of credit requirements of air cargo Nigeria, and for the country to multiple fraud. In light of the above, banks preliminary determination that the card was forged letters of credit, after issuing verified link to the head office, the case. Thus avoiding a counterfeit document fraud. Case 2: A Bank of China has received a ALERTA from Canada AC bank branches, open letters of credit, amounting to about USD100, 000, beneficiaries of a certain import and export companies in Anhui. Bank card trial discovered that the card exists following doubts: (1) The permit does not increase the grantor confirmed, in the annotated open to permit "this card will be confirmed × × Bank calls"; (2) the validity card installed on the same day , and less than a week to leave the card, (3) to require the beneficiary to permit shipments, the speed will be a copy of an original bill of lading accompanying documentation by DHL Express Mail to the applicant; (4) The permit for the day, see 45 votes payment, and provides beneficiaries can obtain 11% APR interest (5) letters of credit applicants in Canada, and the consignee was in Singapore (6), telex to permit anomaly. Against these doubts, the Bank of China on the one hand the company warned, "such permit Miya Unsatisfactory, please stay shipped" on the other hand, rushed to the head office for the International Department, answered: "there is no such investigation firms." Later, it received signed by the "Bank of America" - the confirmation, but the message did not increase encumbered confirmed, and then the Bank of America Bank of China to the Beijing representative office to request help verify the final answer: "The bank has never Xinhua confirmed issued, and the card will open with no contacts. " At this point, and finally confirmed that this is a theft of the third Miya bank fraud cases.