In line with the principle of creating a good production and living environment for employees and surrounding residents, the leaders of the company plan to collect and process the gas produced by the company and completely eliminate the hidden trouble of the development of the enterprise. Entrusted by the company, shandong baolan environmental protection engineering co., LTD. For its preparation of denitrification technology treatment preliminary design scheme. Based on the design principle of mature and reliable technology, reasonable overall layout, convenient operation and management, and low processing cost, we have compiled this scheme.