About LHS Factory

Button Bits, Chisel Bits, Insert Bits were awarded the title of  Excellence Products  for LiaoNing Province and China National Nonferrous Metals Industry Corporation.

" ZQ, Button Bits for Development Drilling " were awarded the title of Excellence Products for China National Nonferrous Metals Industry Corporation.

The Technology of making the HYD Drifters was introduced from Emco Secoma in France.

The Button Bits Workshop established.

The USD 78,000 rock tools was exported to Germany firstly.

The Button Bit was awarded the title of "Golden Eagle" of LiaoNing Province excellence new products.

The advanced Technology of manufacturing Button Bits with Heat-Shrinking process was introduced from Helso Oy, Finland.

The ISO 9001 Certificate achieved which was the first one for Chinese rock tools industry.

"ZQ Series Button Bits " were awarded the title of "Certification of  National New Product" issued by State Science Technology Committe together with other five ministries and committes.

LHS Factory was identified the "Expandable Export Enterprise " by LiaoNing Province Machanical and Electrical Imp. & Exp. Office . The Factory had multi-prized the advanced and example enterprise for nonferrous metals industry, province and local city. 

Successfully produced the qualified Drill Rods for Hydraulic Jumbo and Drill Rig drilling.

LianHuaShan Rock Tools Co., Ltd was established which was restructured from a State-owned enterprise to the Private one.

The Company's annual export sales reached 10 million USD firstly.

The Drill Rods Workshop was established which makes the specific drill rods for Hydraulic Jumbo and Drill Rigs.

The Shank Adapters Workshop was established which makes the specific Shank Adapters for Rock Drills and Drifters.

The HYD R. & D. Workshop was established which makes specific hydraulic drifters, R. & D. , marketing and services.