8. Increase or decrease of workIf Party A needs to modify, increase or reduce the project work load, the increase or decrease of the total price shall be calculated according to the unit price stipulated by both parties; if it is a new project, both parties shall agree on the unit price of the new project; if both parties abandon a part of the completed project or the materials transported to the site due to the modification of the original plan, Party A shall pay Party B the completed project according to the unit price agreed by both parties during the acceptance Project cost and material cost