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Jiaxing, Zhejiang · HUMAN-REVIEWED PUBLIC SOURCESTong Ming Enterprise Co., Ltd.
Founded in Jiaxing in 1995 as the mainland manufacturing operation of TONG Group, Tong Ming produces THE/TONG branded stainless-steel fasteners and precision wire. Its public product range includes bolts, machine screws, socket screws, self-tapping screws, rivet nuts, threaded rods, washers and retaining rings for industrial and construction applications.
stainless steel boltsstainless steel nutsmachine and socket screwsself-tapping and drilling screws
1 evidence items · Updated 01 Sep 2026 02
Jiashan, Zhejiang · HUMAN-REVIEWED PUBLIC SOURCESGem-Year Industrial Co., Ltd.
Shanghai-listed manufacturer in Jiashan producing standard and special fasteners, precision wire, railway fastening systems, carbide dies and related industrial products.
boltsnutsscrewsprecision wire
1 evidence items · Updated 01 Sep 2026 03CSChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGChangshu Standard Fasteners Factory Co., Ltd.
State-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.
GB hex boltssquare nutsmachine screwsset screws
1 evidence items · Updated 01 Sep 2026 04SBChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGShandong Bot Precision Co., Ltd.
Specialized manufacturer of precision ball screws, linear guides, and rotary tables for CNC machine tools and semiconductor equipment. Certified under ISO 9001 and ISO 14001. Operates dedicated cleanroom assembly for high-accuracy positioning components.
ball screwslinear guidesrotary tablesprecision positioning modules
1 evidence items · Updated 01 Sep 2026 05GSChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGGuangdong Songke Fastener New Materials Co., Ltd.
Focuses 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.
marine screwsduplex boltsnon-magnetic fastenersSUS316L nuts
1 evidence items · Updated 01 Sep 2026 06HHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGHebei Helipu Fasteners Manufacturing Co., Ltd.
Produces carbon steel and alloy steel fasteners including hex cap screws, carriage bolts, and U-bolts for automotive, agricultural, and infrastructure use. Maintains in-house thread rolling, heat treatment, and zinc-nickel plating lines compliant with ISO 4042 and ASTM B633.
hex cap screwscarriage boltsU-boltsgrade 8.8 bolts
1 evidence items · Updated 01 Sep 2026 07NJChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGNingbo Jiulong Fasteners Manufacturing Co., Ltd.
Exports-oriented producer of precision metric and inch fasteners including socket head cap screws, grub screws, and fine-pitch bolts. Complies with ISO 898-1, ASME B18.3, and RoHS; maintains ISO/IEC 17025-accredited lab for mechanical property verification.
socket head cap screwsgrub screwsfine-pitch boltsalloy steel screws
1 evidence items · Updated 01 Sep 2026 08JLChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGJiangsu Lixing General Steel Ball Co., Ltd.
Publicly traded manufacturer focused on precision steel balls for bearings, linear guides, and ball screws. Supplies Tier-1 global bearing makers. Certified to ISO 9001, IATF 16949, and ISO 14001. Operates fully automated cold heading, heat treatment, and superfinishing lines.
precision steel ballsbearing ballslinear guide ballsball screw balls
1 evidence items · Updated 01 Sep 2026 09JTChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGJiangsu Tongrun Equipment Corp., Ltd.
A publicly listed Chinese manufacturer specializing in hand tools including adjustable wrenches, combination wrenches, pliers, hammers, and tool sets. Produces forged and machined steel tools with heat treatment and surface finishing. Supplies OEM and private label customers globally.
adjustable wrenchescombination wrenchesslip-joint pliersball-peen hammers
1 evidence items · Updated 01 Sep 2026 10SWChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGShandong Weida Machinery Co., Ltd.
Listed Chinese enterprise producing hand tools such as pipe wrenches, water pump pliers, lineman's pliers, claw hammers, and multi-tool sets. Utilizes integrated forging, heat treatment, and automated assembly lines for industrial-grade reliability.
pipe wrencheswater pump plierslineman's pliersclaw hammers
1 evidence items · Updated 01 Sep 2026 11GHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGGuangdong Hengli Machinery Co., Ltd.
Producer of forged hand tools including pipe wrenches, groove joint pliers, cross-peen hammers, and basic mechanic's tool sets. Focuses on carbon steel tool production with standardized heat treatment and surface protection processes.
pipe wrenchesgroove joint plierscross-peen hammersbasic mechanic's tool sets
1 evidence items · Updated 01 Sep 2026 12RHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGRuiqi Holdings Co., Ltd.
Listed company manufacturing professional electric tools including angle grinders, cut-off machines, and polishers. Operates CNC machining centers and motor production lines. Holds CE, GS, and UL certifications; exports globally under own brand and OEM agreements.
Angle grindersCut-off machinesPolishersGrinders
1 evidence items · Updated 01 Sep 2026 13CMChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGChina Manufacturer Candidate 029
Manufactures cordless power tools and battery-powered garden tools for international brands. Specializes in brushless motor integration, lithium battery pack assembly, and EMC-compliant design. Operates under ISO 9001 and IATF 16949-certified facility.
Cordless drillsHedge trimmersLeaf blowersScrewdrivers
1 evidence items · Updated 01 Sep 2026 14DPChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGDayi Power Tools Co., Ltd.
Produces professional cordless power tools including angle grinders, drills, and impact wrenches. Features in-house motor R&D, gear train manufacturing, and automated battery pack assembly. Certified to CE, UKCA, and PSE standards; exports to EU, UK, and Japan.
Angle grindersCordless drillsImpact wrenchesScrewdrivers
1 evidence items · Updated 01 Sep 2026 15XSChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGXi'an Sifang CNC Cutting Tools Co., Ltd.
Subsidiary 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.
carbide end millsface millsshell millsturning tools
1 evidence items · Updated 01 Sep 2026 16CMChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGChina Manufacturer Candidate 038
Specialized manufacturer of HSS and cobalt high-speed steel twist drills, step drills, and core drills for metalworking. Focuses on precision ground geometry and heat-treated hardness (63–66 HRC). Supplies OEMs in machinery and electrical equipment sectors.
HSS twist drillsstep drillscore drillsjobber drills
1 evidence items · Updated 01 Sep 2026 17LBChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGLuoyang Bearing Science & Technology Co., Ltd.
A publicly listed subsidiary of China National Machinery Industry Corporation (Sinomach), specializing in high-precision bearings, spindle units, and linear motion components for CNC machine tools, aerospace, and robotics. Holds CNAS-accredited lab and multiple national technology center certifications.
high-precision angular contact bearingsmachine tool spindle unitslinear guidescrossed roller bearings
1 evidence items · Updated 01 Sep 2026 18HBChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGHarbin Bearing Group Co., Ltd.
State-affiliated bearing manufacturer established in 1950, producing general and precision rolling bearings for railways, construction machinery, agricultural equipment, and electric motors. Maintains national-level bearing testing center and holds CRCC certification for rail applications.
railway bearingsconstruction machinery bearingselectric motor bearingsgeneral-purpose rolling bearings
1 evidence items · Updated 01 Sep 2026 19CCChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGChongqing Changjiang Bearing Co., Ltd.
State-invested manufacturer of needle roller bearings, cam followers, and linear bushings for automotive chassis, motorcycles, and agricultural machinery. Certified under IATF 16949 and ISO 14001. Features proprietary sintering and heat treatment processes for high-density components.
needle roller bearingscam followerslinear bushingsautomotive chassis bearings
1 evidence items · Updated 01 Sep 2026 20ZSChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGZHIJIANG Switch Co., Ltd.
Manufacturer of low-voltage switching devices and industrial connectors, including push-button switches, selector switches, pilot lights, and modular terminal blocks. Supplies automotive, machinery, and elevator OEMs with IP66-rated, RoHS-compliant components.
push-button switchesselector switchespilot lightsmodular terminals
1 evidence items · Updated 01 Sep 2026 21DPChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGDongtai Precision Hardware Co., Ltd.
Specializes in high-precision forged and machined architectural hardware, including stainless steel door handles, flush bolts, and concealed latches. Supplies OEM partners globally; certified to ISO 9001 and EN 1634-1 for fire resistance.
stainless steel handlesflush boltsconcealed latchesdoor stops
1 evidence items · Updated 01 Sep 2026 22JHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGJiangsu Hengli Hydraulic Co., Ltd.
Global hydraulic component manufacturer producing high-precision machined valve bodies, cylinder barrels, and pump housings from cast and forged steel/aluminum billets. Key supplier to construction and agricultural machinery OEMs worldwide.
Hydraulic valve blocksCylinder tubesPump housingsMotor casings
1 evidence items · Updated 01 Sep 2026 23GHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGGuangdong Hongtu Technology Co., Ltd.
Public company focused on high-integrity aluminum die-castings and precision-machined components for automotive powertrain, chassis, and EV battery systems. Operates large-tonnage die-casting lines and automated machining centers.
Engine cradlesEV battery traysTransmission casesFront-end modules
1 evidence items · Updated 01 Sep 2026 24SAChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGShanghai Academy of Spaceflight Technology Precision Machinery Institute
CASIC-affiliated R&D and manufacturing institute producing ultra-precision machined, forged, and cast components for launch vehicles and spacecraft. Specializes in high-strength alloys, tight-tolerance turning/milling, and vacuum heat treatment.
Rocket engine nozzlesGuidance system housingsSatellite structural framesActuator bodies
1 evidence items · Updated 01 Sep 2026 25NXChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGNingbo Xusheng Automotive Group Co., Ltd.
Tier-1 automotive supplier specializing in aluminum die-castings, machined structural parts, and assemblies for electric vehicles. Clients include Tesla, BMW, and GM; certified to IATF 16949 and ISO 14001.
Motor housingsGearboxesBattery enclosuresSuspension control arms
1 evidence items · Updated 01 Sep 2026 26SHChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGShandong Haimo Machinery Science & Technology Co., Ltd.
World-leading manufacturer of tire molds and precision-machined components, with extensive in-house casting, forging, and multi-axis CNC machining capabilities. Also produces offshore oil & gas equipment and wind turbine parts.
Tire moldsOil & gas valvesWind turbine hubsDrilling tooling
1 evidence items · Updated 01 Sep 2026 27CMChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGChina Manufacturer Candidate 004
Primarily known for packaging machinery, but manufactures specialized fasteners for can-making equipment including custom-designed bolts, retaining rings, and threaded components used in high-speed can lines. Supplies global beverage can producers.
can-making machine boltsretaining ringscustom threaded componentswear-resistant fasteners
1 evidence items · Updated 01 Sep 2026