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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
Zhuzhou, Hunan · HUMAN-REVIEWED PUBLIC SOURCESZhuzhou Cemented Carbide Cutting Tools Co., Ltd.
Established in Zhuzhou in 2002, ZCC Cutting Tools is an integrated research, manufacturing and sales supplier of cemented-carbide cutting tools. Its official range includes indexable inserts and toolholders for turning, milling, boring, drilling, grooving and threading, plus solid-carbide tools and complete tooling systems.
cemented carbide insertssolid carbide end millscarbide drillsreamers
1 evidence items · Updated 01 Sep 2026 03HHChina · 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 04SDChina · exact location under review · DISCOVERY CANDIDATE · REVIEW PENDINGShanghai Dite Precision Fasteners Co., Ltd.
Manufacturer of precision-engineered fasteners including self-locking nuts, prevailing torque nuts, and aerospace-grade bolts. Complies with NAS, MS, and GJB standards. Supplies to aviation, rail, and wind power sectors with certified heat treatment and testing capabilities.
prevailing torque nutsself-locking nutsaerospace boltshigh-tensile studs
1 evidence items · Updated 01 Sep 2026 05CSChina · 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 06XSChina · 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 07HBChina · 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 08CMChina · 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