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About LHS

Great antiquity and profession

Found in 1969, LHS Rock Tools Co., Ltd (Hereinafter referred as LHS) is rock tool manufacturer of great antiquity and profession in Chinese machinery industry. What make LHS the greatest comprehensive manufacturer in China are 140 thousand square meters, 8 main workshops, more than 600 employees and 300 sets of equipment for heat treatment, machining, inspection, measurement and test. LHS successively imported from Europe advanced productive facilities and superior productive techniques in 1986, and passed the ISO9001 international quality management system as the first one in the same industry in 1996. High-standard quality management system and strict management control ensure high quality and stability. The quality is at the leading place in domestic market, and even more, some products reach the quality level of world famous brands. The market share and the export volume keep first in the industry in China. LHS main products include tapered drilling tools (drill bits, drill rods, integral drill steels and plughole rods), threaded drilling tools (drill bits, reaming bits...   MORE+

 

Products

Great antiquity and profession

Applications

Great antiquity and profession

News

Great antiquity and profession

​HYD200 Key Points of Application and Maintenance(三)
When the accumulator is inspected, it should be first to discharge nitrogen, and second to remove the upper cover.Otherwise the accumulatorwill collapse and hurt people. Pay more attention to safety and open the main valve carefully when filling the accumulator with nitrogen. The opening pressure should not be higher than 7~8MPa. Then close the valve quickly to ensure safety.
HYD200Key Points of Application and Maintenance(二)
During maintenance, the tools and hands should be kept clean and wiped with high-grade toilet paper as much as possible, and the spare parts should be cleaned with silk cloth.
Sandvik launches RDX5 rock drill
Sandvik Mining and Rock Technology has launched the new Sandvik RDX5 rock drill to complement its rock drill offering for underground drill rigs
Together to Control the Epidemic and Resume Production
Since the outbreak of the Corona Virus, Chairman Jack Wang is highly concerned about employees’ safety, as well as the delivery requirements from customers, especially foreign customers. Although far
Lithium Chile allowed back to Laguna Blanca project
Lithium Chile announced that the easing of covid-19 restrictions in place in Chile since early in 2020 has allowed its team to get to the Laguna Blanca project and kick off an expanded 2021 exploratio
DD212 narrow-vein rig
The DD212's compact size and narrow-vein capabilities enable multipurpose operations in tunnels as small as 2.5mx2.5m.

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