Produce and sale rock drilling tools , construction cutter bits,coal cutter bits,shield cutter, hard carbide. Absorb advanced technologies and producing experiences of Japan. Our products have entered more than 20 provinces and areas,and even exported to America, Australia, Japan etc. The products are welcomed by all the customers and got high honour from them. we can supply shield driving tools Here are brief introduction of our company: Produce and sale rock drilling tools , construction cutter bits,coal cutter bits,shield cutter, hard carbide. Absorb advanced technologies and producing experiences of Japan. Our products have entered more than 20 provinces and areas,and even exported to America, Australia, Japan etc. The products are welcomed by all the customers and got high honour from them.  Address: Xingye Industrial Garden, Ecnomic Developing ZoneLiaochengShanDong  Zip:252000  Tel: 86-635-2121655  Contact: Wenjuan Wu  HomePage: http://www.lctgjx.com