Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for button bit iadc637 6″, HDD drilling bit, Oil drill head IADC517.drill rig bit, oilfield bit IADC437 12.25",BS5163 RESILIENT GATE VALVE. Our merchandise are widely recognized and dependable by users and can meet continuously building economic and social needs. The product will supply to all over the world, such as Europe, America, Australia,Armenia, Mexico,Dominica, Bhutan.Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating good -ranking company by spirit of progress-marking honesty and optimism.