March 22 (SeeNews) - Bulgarian machine engineering company Hydraulic Elements and Systems (HES) [BUL:4HE] said on Friday that its sales revenue rose by an annual 14.17% to 5.87 million levs ($3.4 million/3.0 million euro) in February, slightly exceeding its forecast for sales of 5.80 million levs in the second month of the year.