Tam sim no, nyob rau hauv kev lag luam LED, LED SMT ua feem ntau yog siv rau mount LED khoom.SMT tshuab LED tuaj yeem daws qhov ci ntsa iab, Lub kaum sab xis ntawm kev pom, flatness, kev ntseeg tau, sib xws thiab lwm yam teeb meem.Tom qab ntawd, yam khoom siv twg peb xav tau thaum peb ua haujlwm LED nti?LED...
Nyeem ntxiv