The seller must cover all the expenses of the technology transfer and transfer technology of sorting system to THP engineering staff/technician who maintenance the machine for not less than 10 persons and not less than 150 hours in accordance with no. 7.1.1 after finished installation period. The engineering staff/technician must have the capability and knowledge to repair/maintenance the machine and install the software at the installation area, but not include the theoretical training that the seller must topic and period of time. THP will inform the staff name.