HK Pantent : The intergated Electronic Fluresecent Lamp

HK Pantent :  The Intergated Flurorescent Tube

HK Pantent :  Emergency  Flurorescent Tube

HK Pantent :  Dimming   Fluresecent  Lamp

HK Pantent :  The LED Tube

HK Pantent :  The Intergarated Electronic Tube

HK Pantent :  The LED illumanation Lamp