Trade tests were offered to workers in the automobile,building and civil engineering,electrical,jewellery,machine shop and metal working,plastics,printing and precision tooling trades.

• 该局又为若干行业的工人举办技能测验，包括汽车业、建筑和土木工程业、电机业、珠宝业、金属品制造业、塑胶业、印刷业及精密工具业等。