well, with the effectiveness of servi ces to defend t he interest s of the masses. T hird, we shoul d strive to do well. To a chiev e good pra ctical results, the key is to know the la w, to grasp the la ws and u sing law s. Office of economic devel opment , social pr ogress, t here are rul es to foll ow. Only a ct accor ding to the law, t o over come bli ndness and strengthening i nitiative, cre