今年3月,河南内乡县兴起了小四轮拖拉机改装气刹车热潮,机手刘新国没给气泵加机油就使用起来,时间不长瓦片被烧坏。他给漯河气泵厂驻郑州办事处写了封信,并寄去5元钱购买气泵瓦片。一周后,该办事处一位师傅带着瓦片和5元钱退款,来到刘新国家,帮他安上了瓦片,并向周围机手讲明了使用气泵 In March this year, Neixiang County, Henan Province, a small four-wheeled tractor refurbished gas boom, hand pump Liu did not give the pump plus oil on the use of time is not long tiles were burned. He wrote a letter to Luohe Pump Factory in Zhengzhou Office and sent it for 5 yuan to buy the air pump tile. A week later, a chef at the office returned a piece of land with a piece of tile and a refund of five yuan. He came to Liu New Country to help him secure the tiles and told the surrounding aircraft about the use of an air pump