山区的农民从丘二升为老板,又从老板降为丘二,请看——张铭从四川的达县农村来重庆做生意已经5年有余,原先他在一家“金属经营门市部”打杂,做搬运工、跑运输等。久而久之,对金属品的铜、铝、锌、铅的鉴别能力很强,尤其对铜的质量、产地、价格、型号等了如指掌。在当“丘二”的时候, Mountain farmers from Qiu Er as the boss, but also from the boss down to Qiu Er, see - Zhang from Daxian rural Sichuan to do business in Chongqing has been more than 5 years, originally he was in a “metal business outlets ”Miscellaneous, do porters, run transport and so on. Over time, the identification of metal products of copper, aluminum, zinc, lead is very strong, especially for the quality of copper, origin, price, model and so well aware. At the time of “Qiu Er”