hat
Repons: Fahold konsantre sou contrôleur ki ap dirije ak gradateur soti nan 2010. Nou gen 28 enjenyè ki dedye tèt yo a fè rechèch sou yo ak devlope dirije sistèm kontwole ak gradyasyon.
eng
Answer: Fahold focused on LED controllers and dimmers from 2010. We have 28 engineers who dedicated themselves to researching and developing LED controlling and dimming system.