Symbols may be used on direction signs to help you find your route quickly or direct you to a facility such as a car park 在方向标志上，有时会用符号图案，帮助驾驶人迅速找到路向，或指引驾驶人前往某些设施例如泊车处。
Advanced direction signs and direction signs normally have a blue background but on expressways these signs are gradually being replaced by green 预告方向标志及方向标志的底色通常是蓝色，但在快速公路上会逐渐改用绿色。
All important traffic routes have direction signs , most are blue with a white border , but signs on expressways are to be replaced by green 所有重要的交通路都有方向标志，大部分是蓝底白边，但快速公路上的方向标志，将逐步改为绿色。
Understanding the direction signing system , knowing which route you need to take and following direction signs in good time will enable you to drive more safely and avoid unnecessary driving 因此，了解方向标志系统，并且及早依照指示，不但更安全，而且避免无谓兜路。
Far right and right : the advance direction sign may also show a simple map of the junction layout - the more important the road from the junction the thicker the line on the sign 最右及右图：预告方向标志，其上可能画有路口的简单图形。通往路口的道路愈重要，标志上的条便愈粗。
Various improvement works were completed in san hui market early this year , including air - conditioning retrofitting , changing of wall and floor tiles , replacement of direction signs and signages as well as provision of facilities to minimize the contact between humans and poultry in all live poultry stalls 新墟街市于本年初完成多项改善工程，包括在街市内加装空调设备更换公众地方的墙砖及地砖更新指示牌和标志，以及于所有活家禽摊档安装设施以减少人类和家禽接触等。
