"One, two, push!" In the chilly spring, a training of a pipeline regiment of the Joint Service Support Force was in full swing. Chief Sergeant Wu Yong of the Third Class held up the pipeline to send forward and commanded the operation of the unit. An oil pipeline across the water was quickly connected. Since joining the army, Wu Yong has always been on the front line of military training and preparation, and worked hard to win. Last summer, rainstorm fell in the camp, threatening the safety of people's lives and property. Wu Yong, along with the troops, rushed out to the most severely affected streets for rescue. He and his comrades worked hard in the disaster relief task to help the disaster-stricken people restore the order of production and life. "The reservoir burst, please help!" When the danger broke out, Wu Yong and his comrades immediately went into battle. Filling sandbags and strengthening the dam... After two days and nights of hard work, they ensured the safety of the dam. "To be a soldier, we should learn from Lei Feng's' nail 'spirit. We should not be afraid of hardship and fatigue. We should work hard, love our work, be professional and be good at our work." Wu Yong told the reporter that winning the battle requires "versatile hands", and "one move" is far from enough. After becoming the youngest pump station head of the unit, he set the goal of transforming himself into a versatile one. After painstaking study, he has obtained several professional skills appraisal certificates, such as pipeline equipment repair and automobile driving, and became a composite "military expert". The deeper the professional skills are drilled, the more energetic they are. With the expansion of the support task, Wu Yong and his comrades-in-arms carried out research on the new model of oil support for field training, and constantly explored new growth points of combat effectiveness. "I want to learn from Comrade Lei Feng, take root in my post, and make a screw that will never rust. (Outlook New Era)