Gravitytai Co.,Ltd. Gravitytai Co.,Ltd. engages in the manufacture and sale of upstream materials for touch panels in Taiwan, specializing in conductive plastic films including indium tin oxide (ITO) films and related materials for touch panel applications; the company also provides materials and components supporting touch panel production processes. Gravitytai Co.,Ltd. operates primarily within the electronics materials sector, targeting manufacturers of display and touch technologies with products focused on high-conductivity films essential for capacitive touch interfaces. Formerly known as Join Well Technology Co Ltd, the company underwent a name change to reflect its current specialization, with headquarters in Taiwan and operations centered in the region.