Discovery leads and human-reviewed profiles are clearly separated below. Candidate records are research starting points, not endorsements.
Bearing group founded in 1938 with ZWZ and KRW brands, publishing more than 20,000 specifications for industrial equipment, rail, automotive, wind-energy and specialised applications.
1 evidence items · Updated 01 Sep 2026Specialized in high-efficiency, energy-saving centrifugal pumps for thermal power, coal chemical, and metallurgical industries. Manufactures multi-stage boiler feed pumps, circulating water pumps, and desulfurization slurry pumps. Certified to ISO 5199, GB/T 5656, and ISO 14001.
1 evidence items · Updated 01 Sep 2026Leading producer of submersible sewage pumps, slurry pumps, and vertical turbine pumps for municipal wastewater, mining, and construction dewatering. Certified to ISO 9001 and GB/T 5657. Exports to Southeast Asia, Africa, and Latin America with CE and UL listings on select models.
1 evidence items · Updated 01 Sep 2026Specializes in high-strength fasteners for construction and energy sectors, including ASTM A325/A490 structural bolts, anchor rods, and wedge anchors. Certified to ISO 9001 and ISO 14001; conducts mechanical testing per ASTM F606 and tensile verification.
1 evidence items · Updated 01 Sep 2026Subsidiary of Shaanxi Nonferrous Metals Group, manufacturing carbide end mills, face mills, shell mills, and turning tools. Emphasizes R&D for high-efficiency milling in aluminum, steel, and titanium alloys. Supplies domestic heavy machinery and rail transit sectors.
1 evidence items · Updated 01 Sep 2026Subsidiary of China Minmetals, producing diamond and CBN grinding wheels for aerospace, energy, and precision engineering. Integrates powder metallurgy expertise into metal-bonded wheel design and process control.
1 evidence items · Updated 01 Sep 2026Publicly listed valve manufacturer focusing on intelligent control valves, electric actuators, and water utility solutions. Produces butterfly, gate, and knife gate valves for municipal water supply, drainage, and irrigation. Complies with GB/T 12238, ISO 5211, and WRAS standards.
1 evidence items · Updated 01 Sep 2026Manufacturer of horizontal and vertical multistage centrifugal pumps for building services, HVAC, and industrial process applications. Products comply with ISO 9906 Grade 2, GB/T 5657, and CE standards. Offers integrated variable frequency drives and smart monitoring interfaces.
1 evidence items · Updated 01 Sep 2026Publicly listed manufacturer specializing in low-voltage circuit protection and control devices, including molded case circuit breakers, residual current devices, and industrial-grade connectors. Serves data centers, new energy, and smart building sectors with UL/CCC/CE-certified products.
1 evidence items · Updated 01 Sep 2026Manufacturer of low-voltage intelligent circuit breakers, residual current devices, smart terminal blocks, and industrial communication connectors. Focuses on IoT-enabled electrical accessories for smart buildings and distributed energy systems with NB-IoT and RS485 integration.
1 evidence items · Updated 01 Sep 2026State-owned enterprise under AVIC, manufacturing large-scale precision forgings and castings for aerospace, energy, and rail sectors. Produces nickel-based superalloy and titanium alloy components via open-die and closed-die forging.
1 evidence items · Updated 01 Sep 2026