Changsha Longo Import & Export Co., Ltd is a professional manufacturer & exporter specializing in producing drilling rig,diamond core bits, reaming shells, core barrels, drill rods,casings and other drilling accessories which are used mainly in mineral exploration, site investigation, water well construction and etc. Longo products are manufactured according to the ISO, DCDMA, CDDA, Metric and Chinese Standards to meet the different needs for the customers.

So far Longo products have been exported to more than 50 countries. All the products are with the excellent performance, high reliability, good stability, reasonable structure and standardized design, which gained a great popularity & credibility among the users. Longo is capable to offer customers both the standard and customized products with the best price, and customer’s satisfaction is the highest goal we always pursue, because we all know that the customer satisfaction is essential to the survival of our business.

Warmly welcome new and old customers to contact and cooperate with us!