HDS Network Systems Inc reported second quarter net profits up 53.2% at $543,979, on revenues that rose 51.6% to $8.9m. Net profits for the six months to December 31 were down 26.2% to $556,266, as revenues rose 3.1% to $12.4m. net earnings per share were up a cent to $0.07 in the quarter, and were $0.09 in the half.