The 50,000 tons / year sulfur recovery unit is accelerating the construction progress according to the time point. As of press time, the unit's civil construction is 95% completed, the equipment installation is completed 95%, the steel structure is completed 94%, and the process pipeline is currently prefabricated 76,000 inches. Chimney construction has been completed. carry out. All electrical bridges are completed, electrical piping is completed, grounding is completed 90%, lighting is completed, instrument bridges are completed 90%, conduits, instrumentation equipment are being installed.