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ESS Tech Inc is a long-duration energy storage company specializing in iron flow battery technology. The company design and produce long-duration batteries predominantly using earth-abundant materials.
MicroCloud Hologram Inc, through its subsidiaries, is mainly engaged in holographic Technology. It includes Holographic solutions and Holographic technology services. The company also provides holographic digital twin technology services for customers and has built a holographic digital twin technology resource library. Geographically company is operating in single segment, China.