From Concept to Mass Production,
SJ Group Delivers One-Stop Smart Manufacturing
With over two decades of smart manufacturing expertise, we are committed to being a leader in precision tooling & molding solutions. We have built a full-process service platform tailored to diverse customer needs, offering high-end total manufacturing solutions — from concept development and precision mold design to injection molding production and full lifecycle support.
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Requirement Analysis -
Solution Design -
Engineering Validation -
Mass Production -
Full Lifecycle Service
Innovation Centers
Centered on customer needs, SJ Group focuses on innovating and applying core precision manufacturing technologies. With two Innovation Centers and an R&D team of PhDs and multi-disciplinary experts, we allocate 8% of annual turnover to R&D. We pursue breakthroughs in materials, processes and smart manufacturing, empowering customers to maximize product value through solid technologies.
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2
. Innovation centers (ShenZhen,ShangHai) -
10
. PhDs Leading the Team -
109
. Patents -
8
% of Turnover Invested in R&D
Smart Manufacturing
Built on four core pillars — precision, automation, Smart, and quality,
we provide one-stop solutions for 5 industries, from individual components to finished products.
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Precision
With micron-level machining & molding, we guarantee strict dimension and performance requirements.
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Automation
With hundreds of automated systems, our lines cover mold fabrication, injection molding & assembly for scalable mass delivery.
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Smart
Smart flexible manufacturing addresses multi-variety small-batch orders via fast changeover and smart scheduling for stable delivery and lower costs.
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Quality
With five quality systems, our closed-loop QA mechanism covers raw materials to finished products for zero-defect delivery.
Digital Management
SJ relies on our high-precision, digital and AI technology platform. Digitalization powers our high-end integrated manufacturing solutions, spanning product planning, production, quality control, delivery and sales, to provide reliable one-stop manufacturing services.
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Digital Foundation
Industrial Internet, smart sensors, big data, AI, MES, ERP.
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Full Business Coverage
Covers product planning, design, mold, precision injection molding, post-processing, assembly, QC, delivery and sales.
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Quality Assurance
Transparent production, reusable processes, full traceability and smart resource scheduling. We control safety, quality, delivery, efficiency and cost.
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Customer Benefits
Fast response for multi-variety small-batch orders, flexible scheduling, shorter lead time, stable quality and lower manufacturing cost with one-stop high-end manufacturing solutions.
