Sauna Health Technology Co., Ltd. is a comprehensive high-tech enterprise specializing in the production of far-infrared sauna room, traditional sauna room, biological spectrum energy series, far-infrared foot sauna room. From the very beginning, wood processing, hut building, heating module assembly and testing were all done by ourselves.g in the production of far-infrared sauna room, traditional sauna room, biological spectrum energy series, far-infrared foot sauna room. From the very beginning, wood processing, hut building, heating module assembly and testing were all done by ourselves.