... 3,PCB:Toshiba,Sanyo,Mitsubishi,Philips 4,PAL,NTSC,SECAM;B/G,D/K,M/N,I(optional) CRT & SKD Product ... Tube TypeA grade & Slim and Ultra slim:21"A : 21"B : 21"Daily Capacity3000~3300sets/dayMOQ100pcs per model 21 inch normal flat B grade color ...