Project Officer (Innovation) of the EMSD, Mr YIP Kim-ming introduces Air Filter 2.0, which is developed by the department and has been awarded a Silver Medal at the International Exhibition of Inventions of Geneva.

Project Officer (Innovation) of the EMSD, Mr YIP Kim-ming introduces Air Filter 2.0, which is developed by the department and has been awarded a Silver Medal at the International Exhibition of Inventions of Geneva.

Project Officer (Innovation) of the EMSD, Mr YIP Kim-ming introduces Air Filter 2.0, which is developed by the department and has been awarded a Silver Medal at the International Exhibition of Inventions of Geneva.