Established in 1990s, Hejian Hengchang Drilling Supplies Marketing Dept. is a manufacturer and trader specialized in development, production, distribution, and after-sales service of drilling equipment. We are located in Hejian, China, with convenient transportation access. We can offer drill rigs, drill pipes, drill collars, tricone bits, PDC bits and rock drilling tools in general. We are dedicated to the drilling industry by supplying the best products, highly competitive prices and speedy delivery. All of our products have passed API and ISO9001:2000 Certifications. Our company is engaged in the development of global market. We are dedicated to promoting our corporate culture of "Quality is our life; the service is our aim". If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.