Property tax = The book value of the building to which the Leased Premises belong x tax rate (0.36%) Facilities tax = The book value of the building to which the Leased Premises belong x tax rate (0.32%) - Maintenance cost = The book value of the building to which the Leased Premises x 1% - Rate of use = Total area of the Leased Premises including area for common use / total area of the building to which the Leased Premises belong including area for common use 4. Inintial monthly rent: Total amount of monthly rents for one (l) year from Effective Date shall be 397,413,000 Won and the details are as follows; - ----------------------------------------------------------------------------------------------------- Ichoen Test House Chungju Chungju Cunng- Total Factory Factory Dorm. woon Dorm. - ----------------------------------------------------------------------------------------------------- Monthly 166,832 47,099 77,683 27,700 78,144 397,413 Rent (1,000won) - ----------------------------------------------------------------------------------------------------- IN WITNESS WHEREOF, two (2) copies of the agreement are executed, and sealed by Hyundai and ChipPAC who shall keep one (1) copy in their custody. September 30, 1998 "Hyundai" Hyundai Electronics Co., Ltd. Ami-ri San 136-1 Pubal-eup, Icheon-si, Kyongki-do Representative Director Young Whan Kim, (Seal) "ChipPAC" ChipPAC Korea, Ltd. Ami-ri San 136-1 Pubal-eup, Icheon-si, Kyongki-do Representative Director Su Nam Lee, (Seal) Officer's Certification: - ----------------------- I, Tony Lin, hereby represent that this English translation is a fair and accurate translation. By: /s/ Tony Lin ------------------ Title: Chief Financial Officer ChipPAC, Inc.