The Second Party shall conduct at its own cost and expenses four (4) times physical inventory checks of the Products on a quarterly basis in March, June, September and December every year. The physical inventory checks shall be conducted on the working day and during the normal working hours of the Second Party. The First Party shall have the right to cause its personnel and representatives to participate to the physical inventory checks. The Second Party shall report the result of the physical inventory checks in writing within 5 days after each quarterly physical inventory check is completed.