... 20 hours , Heating time is long and stable,generally for 12 hours,The average temperature is about 53 °C,and it ... caused by various chills diseases ,arthritis, rheumatism and rheumatoid diseases.2. Keep warm from cold ,Promote body circulation and Remove ... and tumidity caused by rheumatism, arthritis, acne, job injury, etc.(2) Cure gastroenterological disease, diarrhea, stomach ache, etc.(3) Cure ...