Western Digital Corp. and manufacturing partner Kioxia Corp. said that contamination of materials used in flash-memory chip production has hurt output at two factories in Japan.
The two companies, whose partnership is one of the largest producers of the flash memory that provides storage in phones and computers, said they’re working to get the plants in Yokkaichi and Kitakami back to normal operations as quickly as possible. They didn’t didn’t identify the cause or provide an estimate for when that would be.