Suzhou Shijia Science & Technology Inc. manufactures and sells elevator system products and precision metal plate systems in China and internationally. The company manufactures precision box system, including elevator car systems and special equipment box systems, which are used in used in elevator, new energy, medical, security inspection, energy-saving, semiconductor, communication, and other special equipment manufacturing fields. It also manufactures mobile communication equipment, such as filters and antennas, which are mainly used in outdoor mobile communication acer for downstream communication equipment integrators.