Introduction
OKOSHI SPECIAL METAL (SHANGHAI) CO., LTD. is a Shanghai-based supplier of high-speed steel and special steel materials for precision industrial applications, including cutting tools, dies, punches, molds, and related fastener and machinery components. The company is identified in trade and exhibition listings as the China agent for Nachi special steel products and is associated with a product portfolio centered on SKH-9, HM-35, HM-42, FAX-38, and related grades, with additional offerings such as HW-05 for stainless-steel processing.
Within the plastics industry ecosystem, the company is not a resin producer or processor; rather, it supplies the tooling and mold-material backbone that supports plastic injection molding, trimming, fastening, and precision parts manufacturing. Its role is therefore upstream of finished plastics manufacturing, where tool steels, heat-treated bars, and wear-resistant materials are essential to mold life, dimensional stability, and production consistency.
History and Development
OKOSHI SPECIAL METAL (SHANGHAI) CO., LTD. appears in public exhibition records as an established mainland China business active by the mid-2010s, with repeated participation in fastener, tooling, and manufacturing trade shows. Company-profile material states that the firm was founded in January 2003 and initially focused on distributing Nachi high-speed steel raw materials in China.
Key development milestones reported in available sources include:
- 2003: Establishment of the company in China and focus on distributing Japanese high-speed steel materials.
- 2014: Formation of Hohwei Enterprise Co., Ltd. in Taiwan, indicating a broader cross-strait corporate and distribution structure.
- 2020: Establishment of Yonghui Technology in Zhejiang, described in trade material as a heat-treatment-focused operation, expanding the company’s processing capability beyond pure distribution.
The company’s repeated appearance at industrial exhibitions suggests a business model built around technical sales, inventory availability, and application support rather than mass manufacturing.
Business Operations and Segments
The company operates primarily as a special steel distributor and technical supply partner. Public listings describe its business focus as advanced special steel materials for sectors such as machinery manufacturing, molds, robotics, and other industrial applications.
Its operations can be understood in three broad segments:
- Material sales and distribution of imported high-speed and special steels.
- Application-oriented technical support, including guidance on material selection for tooling and wear-critical parts.
- Value-added processing, such as cutting and heat treatment, to supply materials in more usable semi-finished or pre-hardened forms.
The company’s public trade-show materials also indicate a substantial warehousing and specification range, with stock covering bar diameters from approximately 1.1 mm to 195 mm in some promotional descriptions.
Products and Technologies
The company’s core product set centers on high-speed steel and related special steels used in precision manufacturing.
Main material grades
Public sources identify the following principal grades:
- SKH-9 \(equivalent references include SKH51/M2\)
- HM-35 \(equivalent references include SKH55/M35\)
- HM-42 \(equivalent references include SKH59/M42\)
- FAX-38 \(a powder-metallurgy high-speed steel grade, also referenced as SKH40/ASP30\)
- HW-05, described as a stainless-steel processing material for punching and tooling components
Technical characteristics
The company’s materials are described as suitable for:
- Cutting tools such as drills, taps, and milling cutters
- Fastener tooling such as punches, dies, and mold components
- Wear-resistant applications requiring stable hardness and dimensional reliability
Trade-source descriptions state that the company also supplies Japanese original pre-hardened bars processed with factory heat-treatment methods, which are presented as offering stable hardness and good straightness. This is particularly relevant for precision machining and tooling applications where predictable machinability and reduced downstream processing are important.
Process capabilities
Available listings indicate support services including:
- Cutting
- Heat treatment
- Pre-hardened bar supply
- Material selection consultation for tooling applications
For the plastics sector, these capabilities matter because injection molds and related tooling depend on steels that retain surface integrity, resist wear, and maintain tight tolerances under repeated thermal and mechanical cycling.
Applications and End Markets
The company’s identified end markets extend across several industrial segments:
- Fastener manufacturing
- Tool and die making
- Machine building
- Mold fabrication
- Robotics and precision equipment
- Cutting-tool production
In plastics-related manufacturing, its materials are relevant to:
- Injection mold components
- Punches and inserts
- Trimming and finishing tools
- Wear parts for automated production lines
Although the company is not a plastics converter, its products support the mold and tooling infrastructure that underpins plastic parts production, particularly in high-precision or high-volume applications.
Global Presence and Market Position
The company is based in Shanghai, with trade-show records showing an address in Songjiang District and contact information centered in the city. Exhibition records also link the company to broader Greater China operations through Taiwan and Zhejiang-related entities, suggesting a regional commercial network rather than a purely local Shanghai presence.
Its market position is best characterized as a specialty distributor and authorized channel partner for Japanese special-steel products, especially Nachi-branded high-speed steel. In industry terms, this places the company in the high-value niche between upstream steel producers and downstream tooling manufacturers, where product authenticity, stock availability, and technical support are commercially important.
Sustainability and Environmental Considerations
No authoritative public source in the provided material gives a detailed sustainability report for the company. Based on its business model, the main environmental considerations are indirect and industrial in nature:
- Material efficiency, because high-performance tooling steels can extend service life and reduce replacement frequency.
- Process efficiency, because heat-treated and pre-hardened supply formats can reduce customer-side processing.
- Lifecycle impacts, since durable tooling materials can support longer mold and tool life in manufacturing applications.
Any broader environmental assessment would require formal disclosure on energy use, emissions, waste treatment, and supply-chain traceability, which is not available in the cited material.
Financial Performance and Economic Role
No audited financial statements or revenue data were identified in the provided sources. The company’s economic role is therefore best understood through its industrial function: it supplies critical input materials to manufacturing sectors that depend on precision tooling and wear-resistant steels.
Its presence at recurring exhibitions and trade directories indicates a business model centered on:
- Import distribution
- Technical specification support
- Inventory-backed supply
- Processing and delivery services
This makes the company part of the broader industrial supply chain that supports machinery, fastener, mold, and precision-component production in East China.
Leadership and Corporate Governance
The provided sources mention company contacts and a vice general manager reference in trade coverage, but they do not provide a full, verifiable governance profile. As a result, no detailed claim about board structure, ownership, or executive leadership can be made from the available material.
Public-facing trade information shows regular corporate contact channels and operational telephone and email details in Shanghai, which is consistent with a business oriented toward B2B technical sales and customer support.
Innovations and Future Outlook
The company’s innovation profile appears to be focused less on in-house metallurgy and more on application engineering, material specialization, and supply-chain integration.
Areas that appear strategically significant include:
- High-performance powder-metallurgy steels for demanding tooling applications
- Pre-hardened and heat-treated supply formats to reduce customer processing time
- Stainless-steel processing grades for specialized punch and die uses
- Broader tooling support for automated and precision manufacturing
Looking ahead, its commercial relevance is likely to remain tied to sectors that require reliable mold and tooling materials, especially as manufacturing in China continues to emphasize precision, uptime, and tool longevity.
References
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CPS+ eMarketplace. (n.d.). OKOSHI SPECIAL METAL (SHANGHAI) CO., LTD.OKOSHI SPECIAL METAL (SHANGHAI) CO., LTD.. CPS+ eMarketplace. https://www.chinaplasonline.com/eMarketplace/ExhibitorInfo?CompId=1000908Link