Ningbo DHK Precision Bearing Co., Ltd. As DHK Ball & Roller Bearings Manufacturers, Suppliers,Ningbo DHK Precision Bearing Co., Ltd. (“DHK” for short) is a specialist enterprise engaged in the R&D, is located in Ningbo Zhenhai Economic Development Zone with convenient transportation. Since the establishment for over a decade, "technology", "quality" and "service" have always been the initial issues in our mind for the sake of development. We provide reliable products and special customized services for global enterprises in heavy industry and have got the Satisfaction and won good reputation of a number of enterprises at home and abroad. DHK mainly produces cylindrical roller bearings, conical roller bearings, self-aligning roller bearings, ball bearings, as well as various kinds of non-standard bearings and bearings with specially treated surface. So far, DHK’s bearings have been widely applied in such fields as engineering machinery, industrial pump, machine tool, compression engine, gear case, wind power and metallurgy in developed European and American countries. Over the years, DHK has kept abreast of the technical developments of internationallyenowned brand products, and has continuously strengthened the research anddevelopment of bearing technology and applications. In the production process, such asforging, heat treatment, grinding and other aspects of technical research anddevelopment, continuous improvement and product quality, indepth research inbearing applications, has achieved fruitful results so far. Now,DHK has been in the industry for 20 years, has more than 30 patented technologies, DHK has the measuring room and inspection room of bearings in the industry and has introduced top-end inspection equipment worldwide and established the QC system in China,thus guaranteeing product quality in an all-round way. Dedicating high-quality bearings is theunswerving pursuit of DHK,DHK attaches great importance to every detail of the production process andcontinues to innovate the production process. 20 years of focus,Cultivate DHK's technicalstrength and build DHK's technical team.DHK's technical team is mainly composed of professional bearing majors from Luoyangnstitute of Technology, domestic senior bearing technology experts, PhDs in engineeringtribology, and senior expert groups from European top bearing brand research institutes.