石门山区的这条高速，桥隧占了大半，路还没通车，隧道先在山肚子里挖出好几座"石山"。这些洞渣石在很多人眼里是累赘，堆着占地，运走费钱，还得操心环保；可换个角度想，它们是放错位置的资源。修路离不了砂石，而砂石就藏在这些废石头里。要把洞渣变成合格的骨料和机制砂，靠的是破碎、筛分、制砂这一整套功夫，而这正是黎明重工扎扎实实干了三十多年的老本行。

高速对砂石近乎苛刻，骨料要硬、要稳、级配要均匀，掺了泥、形状不规整的料，根本进不了混凝土。隧道里挖出的洞渣又硬又夹着泥，直接上是不行的，得先破碎、再整形、再筛分，把泥和杂土一层层剔出去，把石头打磨成规规矩矩的砂石料。砂石这东西不分贵贱，路只认合格料，石门这处料场，就是把人人都嫌的洞渣，一步步变成了能上高速的砂石。

把这事做成的是黎明重工。这家企业三十多年前就把根扎进了矿山装备这一行，总部在郑州，一直专攻破碎、制砂、磨粉设备的研发和制造，研、产、销一体，不搞花架子。从颚式破碎机、液压圆锥破碎机到制砂机，再到筛分给料设备，一条成套产线该怎么配、每个环节怎么咬合，他们心里都有数。更难得的是，他们不光是卖设备，还爱把整体解决方案整套端出来，石头从哪进、怎么碎、怎么出好料、怎么控成本，全盘替你捋顺。这些经验不是写在纸上的，是一台台机器在全国、在海外一个工地一个工地跑出来的，什么样的石头没见过，什么样的硬骨头没啃过。

常德这片山，是典型的石里包泥，洞渣看着是石头，剥开来却裹着好几成泥。泥一旦跟着料钻进破碎系统，最容易堵机，一堵就得停机清料，工期不等人。黎明重工的工程师回访那趟，几乎没大动设备，而是蹲在现场看料、看筛分、看出土环节扛不扛得住，又和厂里负责生产的人坐下来，把进料端怎么多拦一道土、筛分怎么留余量、泥多的时候怎么保产量，这些细节一项项抠实。机器还是那批机器，工艺思路调顺之后，堵机少了，整条线顺了，产量稳稳当当落在计划上。临走，工程师还把设备检修和操作的窍门教给了现场的人，机器靠得住，人也得会用、会养。

机器是给料场供料的底气，料是给高速供应的底气。砂石一批批送进高速公路项目，路也如期通车，如今车流往来不断，很少有人会想起，脚下压实的那层砂石，是从隧道洞渣里一点点淘出来的。

石头不会说话，但好不好用、稳不稳定，跑上一阵自己就见了分晓。黎明重工做了三十多年破碎，上心的从来不是卖出去多少台，而是每台机器在工地上站了多久、出了多少活、替用户挡掉了多少麻烦。

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Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

LIMING brings a large number of high-qualification talents together. Bai Yinghui, general research and development engineer, is a well-known expert in crushing and grinding area who won the youth medal of technology of the state council and receives special government allowance. LIMING owns an experienced service team, offering the customer free design and professional skill training and live guide for installation and debugging. The company's service networks have spread all over the country. Established client files, and mix the traditional door-to-door service with online service together, complementary the advantages. LIMING has won high recognition from clients.

The company mainly manufactures mobile crushers, stationary crushers, sand-making machines, grinding mills and complete plants that are widely used in mining, construction, highway, bridge, coal, chemical, metallurgy, refractory matter, etc. Product quality is life, and scientific innovation is motive power. LIMING got ISO international quality system certification, European Union CE certification and Russian GOST certification. The company has strong research and development strength and innovation.

LIMING machinery research institute was founded in 2005 which is the most powerful comprehensive technological research institute in the domestic mining machinery industry and provides top scientific research platform for professional personnel. Up to now, LIMING has won 10 national patents, 24 national utility model patents and 3 provincial science and technology achievement awards. The company products remain the international leading level by strengthening international exchanges and cooperation all the time, and has won a wide range of international market, such as Russian, Azerbaijan, Kazakhstan, Turkey, Kuwait, South Africa, Egypt, Vietnam, Malaysia, India, Australia, Korea, Canada and European Union,etc. Through more than 30 years' hard work, LIMING's staff built supremacy of credibility, excellent quality, service "LIMING" brand, and has made outstanding contributions to the development of mechanical manufacturing industry for China and the whole world.

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