Abstract: <SPAN lang=EN-US>With the increasing efforts on strengthening</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"">‘</SPAN><SPAN lang=EN-US>three-waste</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"">’</SPAN><SPAN lang=EN-US>treatment from Chinese government,hydrogen peroxide as a green chemical product,its demand is on the rise year by year,and energy saving,emission reduction,and the development of circular economy are the megatrend in China and in the world now.In the face of market competition and the current situation,He</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"">′</SPAN><SPAN lang=EN-US>nan Zhongyuan Dahua Group Co.,Ltd. had developed many good energy saving and emission reduction measures for its hydrogen peroxide production plant through continuous improvement and optimization in ten-year</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"">′</SPAN><SPAN lang=EN-US>s practice and transformation.The transformation and optimization mainly included the utilization of secondary water,utilization of surplus air from compressor set of former ammonia synthesis system,recovering and reusing of waste gas,and treatment and reusing of wastewater etc..Several years</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"">′</SPAN><SPAN lang=EN-US>practical verification indicated that the purpose of energy saving,environmental protection and circular development had been basically realized.This is also valuable experience for those similar chemical plants.<BR></SPAN>