SRO Co., Ltd. is proud to introduce a groundbreaking innovation in floor heating technology: the Charcoal Ondol, a health-conscious, hybrid ondol heating system that combines advanced carbon-mineral composite materials with the traditional principles of Korean ondol.
경기도 광주시 초월읍 장담길 87-10 
Dear Customers
SRO Co., Ltd. is proud to introduce a groundbreaking innovation in floor heating technology: the Charcoal Ondol, a health-conscious, hybrid ondol heating system that combines advanced carbon-mineral composite materials with the traditional principles of Korean ondol.