
Tianjin Grand Construction Machinery Technology Co., Ltd., deeply engaged in rock breaking tools more than 20 years.
We are offering R&D, precision manufacturing, international trade and drilling tools solution service, while now is growing up as a leader of global rock breaking tool industry.
Our head office is located in Tianjin city which is a municipalities city directly under the China Central Government. Tianjin city has airport and seaport, which also is a beautiful modern city.