4. Contractor’s Liabilities to Project Defectives After the project’s conclusion and the project has been handed over to the Employer by the Contractor (or other contractors if this Contract was terminated), should defectives or damages made by the Contractor due to defective materials or unorthodox methods were observed within one months from the date of handing over, the Contractor shall be responsible for fixing these issues without delays and shall cost NONE to the Employer. Should the Contractor denies or delays to solve these issues within 7 days after the Contractor has received notifications from the Employer, the Employer reserves the rights to solve the issues by themselves or by other contractors. Any cost or expenses occurred shall be paid by the Contracto