Qalabkani wuxuu ku habboon yahay looxa-goynta ee guddiga PCB ka dib marka la xiro Shaqada;
U adeegso jarista xariijimaha iftiinka LED, ku habboon xariijin LED leh ballac ≥ 8mm iyo dhumucdiisu tahay 0.6mm-3.5mm oo leh V-groove
Isticmaalka naqshadii ugu dambeysay ee gaaska-korontada fudud, waxay dhamaystiri kartaa istaroogga goynta iyada oo aan lahayn diiqad xiirid ah hal mar, gaar ahaan ku habboon jarida saxda ah ee Qalabka Dusha sare leh (SMD) ama saxan khafiif ah.