Nan Ya Printed Circuit Board Corporation announced the purchase order of clean room equipment. Date of occurrence of the event:2021/06/11 to 2021/06/11. Transaction unit amount total transaction amount: TWD 1,138,000 thousand(Accumulated purchase orders during the dates of the occurrence of the event). Trading counterparty: L&K ENGINEERING CO., LTD. Terms of delivery or payment (including payment period and monetary amount), restrictive covenants in the contract, and other important terms and conditions: T/T 20% of total payment after shipment, 60% of total payment after installing, 10% of total payment after testing, and the remaining 10% after acceptance.