The thermal underwear which is processed by "NYEFORM Energy Technology" becomes products with functional effects. The processed thermal underwear can release energy of far infrared persistently which is beneficial to activate human body cells and accelerate blood circulation. Thermal effects generated by the increased blood flow will help to dredging the channel and improve the whole human body blood circulation. It is beneficial to the remission for chest suppression, chest pain, stomach cold, hypertention, heart attack, myocarditis, ischemia myocarditis and so on. Furtermore, far infrared has its functional effects to relieve diseases such as arthritis, rheumatism, rheumatoid arthritis, spondylitis, muscular aches and pains and feet numbness or cold. The processed thermal underwear has been proved by practical experiments that its antibacterial functional effects still achieved more than 85-99% coverage after 120 times washing.