With the fluctuation of Bitcoin prices, over 2 million retired mining cards will flood the ITAD market worldwide in 2023. Singapore enterprise Cercle X established the world's first GPU refurbishment certification standard, and the performance loss of the processed NVIDIA RTX 3090 graphics card was controlled within 5%. It was awarded the purchase order of Microsoft Azure edge computing node. Environmental organizations warn that unprocessed mining trucks pose a risk of heavy metal pollution.