“The sales to the smart device has dropped so this year because our customers are not changing much of the flash lighting features of the smart phones planned for release this year.

“In the automotive sector, however, we can see a lot changes in the exterior and interior LED lighting system of newly release automobiles. Manufacturers are investing into the LED lighting because rear and front lights design are essential in enhancing the aesthetics.

"Sales contribution of testers to the auto sector should increase by a fifth in 2019,” Sia added.