How about a billion storage SSDs?

Generalization, domestic third-and fourth-tier small factories are not well known. But the price is cheaper.

Solid state drive (SSD), solid state drive (SSD)

State Drive) is a hard disk made of solid-state electronic memory chip array, which consists of a control unit and a memory unit (FLASH chip, DRAM chip).

Solid-state hard disk is exactly the same as ordinary hard disk in terms of interface, function and usage, and the product shape and size are also exactly the same as ordinary hard disk. Widely used in military, vehicle, industrial control, video monitoring, network monitoring, network terminals, electric power, medical care, aviation, navigation equipment and other fields.