他,伴随巍巍造粒塔走过了30载春秋;他,见证泸天化30年谱写的华章。他,就是泸天化集团公司劳动模范、泸天化股份公司尿素二车间工艺技术组组长李世华。一李世华是整个新系统尿素装置目前在岗资格最老的一位员工。30年的风风雨雨始终割舍不断他那份执着的化工情。1975年,正当全国 He, accompanied by towering granulation tower walked through 30 years of spring and autumn; he witnessed Lutianhua 30 years to write Huazhang. He is the model worker of Lutianhua Group Corporation, and Li Shihua, head of Craft Technology Group of Urea II Workshop of Lutianhua AG. A Li Shihua is the new system of urea plant currently in the post one of the oldest employees. Thirty years of ups and downs always give up his share of persistent chemical conditions. In 1975, the country is valid