A. Pay to Jackson Co. or order the sum of six thousand US dollars. Drawn under L/C No.83419 issued by Westminster Bank Limited, London dated on 8th May 2004

B. Pay to Jackson Co. or order the sum of six thousand Hongkong dollars plus interest calculated at the rate of 8% p.a. from the date hereof to the date of payment

C. Pay to Jackson Co. or order the sum of six thousand Hongkong dollars plus interest

D. Pay to Jackson Co. or order the sum of six thousand US dollars