1·Bar code, as the forthgoer of the auto-reorganization, is widely used in all the industries for its low cost.
条形码作为自动识别技术的先行者因为其价格便宜，目前在整个物流领域被广泛采用。
2·TDR has advanced and matured technology and process in treatment of leachate, and it is the forthgoer and practitioner in domestic high standard treatment of leachate.
天地人在垃圾渗滤液处理方面已经有了成熟的工艺和技术，是国内垃圾渗滤液高标准处理的先行者和实践者。