英语翻译we have instructed the bank of china to open an irrevoca

英语翻译
we have instructed the bank of china to open an irrevocable letter of credit for us$35,000.this will be advised by the bankers' correspondents,beijing city commercial bank.they will accept your draft on them at 30 days after sight for the amount of your invoices.
the credit id valid until september 30.