you can see our web that we are professional FIR sauna factory and have been in this line of business for almost 15 years.With steady delveopement,also the most important by the supports of our clients arround the world,we now have 2 large factories(arround 65000square meters) and monthly output reaches to 4000 pcs,and we have become one of the largest sauna factories in China. Our products have past the test of CE/ETL/ROHS/C-TICK certificates,that means the goods is quite safe in use.Also our clients regard us as loyal and reliable supplier for our timely after sales service.So I think goods and our service both could support you developping the market without any worries.