The SPD Compact is Sphinx's first mass-produced firearm, which lowered the price by over 66%; partly due to Sphinx earning their ISO certification in 2013.
SPD緊湊型是斯芬克斯首款大規模生產的槍械，價格下降了66％以上；部分原因是2013年，斯芬克斯獲得了ISO認證。