2010 annual drilling fluid and completion fluid technology seminar convened completely and successfully in Guiyang,Guizhou Province. The paper ,"On the discussion of technical data of sulfonated asphalt FT-I for drilling fluid" ,reported by Jin Ma has gained second class prize at this selected activity. The author is Zhao Shanbo, our specially invited expert and professor senior engineer. He made a speech in this seminar ,and gave his opinion about the technical data of sulfonated asphalt series products;meanwhile, he introduced two related series products researched by Jin Ma. His point of view has aroused heated discussion and gained acceptance among the participants.