Golden Century Group (ASIA) Limited,located at Hongkong, China, It is dedicated in designing, manufacturing and selling series of far infrared sauna and traditional sauna. We have two big sauna factory in China,all of our productions have been security certificated by varies standards of EMC, LVD, ETL as well as ROHS, we provide three years guarantee for our products,  please go to www.wiwoosauna.com if you are interested. and feel free to contact me for information, thanks