DSR has nine sets of the QXM series dowtherm heaters with an individual capacity of 7Mkcal/hour. The heat transferring dowtherm oil is supplied by Bayer. Dowtherm oil system includes fully automated DCS control system equipped with monitoring system, giving DSR's excellent process control ability with precision, accuracy, efficiency and safety. DSR's heat transferring system, with a capacity of 387,000 Mkcal/year, not only meets its captive requirement, but also provides other industries in Haicang Investment Zone. By employing a highly efficiency dust collection system and MgO desulfurization process, DSR can achieve the goal for environmental protection.