The term “regal RCC value day” does not seem to correspond to a widely recognized concept or terminology in common fields such as finance, economics, or general knowledge as of my last update in October 2023. It is possible that it could refer to a specific event, promotion, or specific industry jargon that has emerged after that date or is niche in nature.
If you are referring to “RCC” in a specific context, such as “RCC” for “Reinforced Cement Concrete” in construction or “RCC” in a financial or corporate setting, please provide additional context. “Regal” might imply something grand or royal, possibly indicating a premium or special day related to a brand, product, or event.
To help you better, could you please clarify or provide more context around “regal RCC value day”?