S-w boiler has been engaged in manufacturing thermal oil heaters from our establishment in 1993. To make energy-saving and environment-friendly thermal oil heaters is our focus. Now we have a products category which can cover this special boiler industry. Through constant international cooperation about technique and experience, our manufactures have a leading quality and superior specifications. To optimize your energy solution is our eternal pursuit. S-w heaters have been used in a variety of applications throughout many industries. Food, plastic and chemical processing as well as pharmaceutical and bio-fuel production are only a few of the many existing applications using s-w.