a professional LCD Security systems and security intelligent center control system equipment high and new technology enterprises, Shunda Rong is engaged in LCD monitors, LCD touch screen, 4K splicing screen, seamless splicing screen, cloud stitching processor, outdoor and indoor advertising machine, touch all-in-one machine, query machine, teaching interactive touch all-in-one machine, 7 inch-148 inch display products according to the customersâ€™ demand