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A tungsten-material and cutting-tool manufacturer founded in 1989 and identified by its official site as a core member of listed Xiamen Tungsten. Its public scope spans tungsten powders, cemented carbide, precision cutting tools and application solutions across several production bases.
1 evidence items · Updated 01 Sep 2026Focuses on stainless steel and corrosion-resistant fasteners including marine-grade screws, duplex bolts, and non-magnetic fasteners. Offers custom alloy formulations (e.g., SUS316L, UNS S32205) and surface finishes such as passivation and electropolishing for medical and offshore applications.
1 evidence items · Updated 01 Sep 2026State-owned heritage enterprise producing standard GB fasteners since 1958, including hex bolts, square nuts, and machine screws. Maintains full traceability for raw material batches and dimensional compliance per GB/T 3098.1–2019 and GB/T 5782–2016.
1 evidence items · Updated 01 Sep 2026Leading manufacturer of coated abrasives including sandpaper, abrasive belts, and flap discs. Focuses on non-woven, cloth, and paper backings with aluminum oxide and zirconia alumina grains. Serves automotive, aerospace, and woodworking sectors.
1 evidence items · Updated 01 Sep 2026Publicly listed producer of polycrystalline diamond (PCD) and cubic boron nitride (CBN) compacts, inserts, and grinding wheels for precision machining of non-ferrous metals, composites, and hardened steels.
1 evidence items · Updated 01 Sep 2026State-owned enterprise under China National Nuclear Corporation, manufacturing nuclear safety-classified valves, control valves, and special-purpose valves for nuclear power plants. Certified to RCC-M, ASME Section III, and ISO 9001. Supplies valves for CPR1000, CAP1400, and Hualong One reactor projects.
1 evidence items · Updated 01 Sep 2026Publicly listed company producing architectural hardware including window and door accessories, sliding systems, and security locks. Emphasizes material science R&D (e.g., zinc-aluminum alloys) and operates multiple ISO 9001/14001-certified production bases.
1 evidence items · Updated 01 Sep 2026