ACF storage method and use period: 1. Unopened ACF, storage condition: -10 ~ 5 ° C, and its use period is six months after manufacture (the trademark will be indicated on the date of manufacture and the validity period of ACF under storage conditions). 2. Storage conditions of the unopened product: -10 ~ 5 ℃, its use period is 15 days for SONY, HITACH has been opened for 30 days, and it is exposed to the air. The storage time is only 7 days. Will shorten its useful life. 3. Accelerate the thermal curing of ACF. If the expired product exceeds the warranty period, the company stipulates that the unopened ACF will be used within one year from the date of shipment, and will be scrapped after one year. .