SF DiamondLtd's decreasing ROCE trend over the past five yea...

SF DiamondLtd's decreasing ROCE trend over the past five years doesn't inspire confidence, despite reinvestment for growth and lack of significant sales increase. The stock's 73% gain over the last five years indicates investor optimism. The company's reduction in current liabilities could be linked to the decrease in ROCE, potentially making the business less efficient at generating ROCE.