... 2)Advanced machinery,own factory 3)Own factory,good quality China yellow onyx marble countertop 1)Product infro 1MaterialOnyx,G603, G682, ... Emerald Pearl, Giallo Veneziano, Giallo Fiorito, etc.2Colorpink, red, black, yellow ,green,white,blue 3SizeA.for vanity top ,25"x19"/22",31"x19 ... 70% pay against by B/L 9Quality standards polished degree is more than 85%. 10Main marketEurope,North american,south ...