Since 1990,regulations concerning registration of electrical workers and contractors,the safety of electrical wiring,and the supply of safe household electrical products have come into effect in stages.

 
  • 自一九九零年起,有关电业工程人员及电业承办商注册、电力线路安全,以及供应安全家居电器产品的规牢垃已分阶段实施。
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