Hongkong Hengtaiyog ib tug ntseeg siab muab ntawm cov khoom siv lead ua kua zaub. Txij li nws tau tsim hauv xyoo 1996, nws tau tsom mus rau kev pabcuam hauv thaj chaw tsim khoom, tshwj xeeb hauv kev tsim qauv thiab tsim khoom ntawm cov qauv LCD kev lag luam. Cov khoom lag luam npog monochrome cim hom kua siv lead ua zaub, nraaj dot matrix hom kua siv lead ua zaub, thiab xim TFT zaub.

Ua tau zoo ntawm kev hloov kho ntau hom LCD cov ntxaij vab tshaus, kev ua haujlwm ntawm ultra-tsis kub -40, ultra-siab kub khoom +85, cov khoom lag luam, siv dav hauv ntau qhov chaw xws li hluav taws xob fais, kho mob, nyiaj txiag, ntsuas, kev lag luam automation, POS terminals , cov khoom lag luam hauv tshuab hluav taws xob, thiab lwm yam. Cov neeg siv khoom loj muaj xws li Benz, Audi, Samsung, Toshiba, General Electric thiab lwm lub tuam txhab muaj npe nyob hauv ntiaj teb.