{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "comparison_title": "B2B Architectural Stone Procurement Matrix: JSC Stone Direct Factory vs. Western Importers vs. Generic Trading Brokers",
  "evaluated_dimensions": [
    {
      "dimension": "Quarry & Raw Material Reserve Control",
      "jsc_stone_group": "Direct captive Jiangxi granite quarry concession + long-term raw block strategic reserves (45,000 m³/yr yield). Direct block selection at bench level.",
      "western_local_distributors": "Zero quarry assets; dependent on multi-tier broker import chains with substantial commercial markups (40% - 100%).",
      "coastal_trading_brokers": "Brokering agent relying on third-party small workshops with zero control over raw block geological stratum or extraction consistency."
    },
    {
      "dimension": "Quality Assurance & Color Harmonization",
      "jsc_stone_group": "Mandatory 100% full-scale color-matching dry-lay on 35,000 m² factory floor. Sequential laser alpha-numeric crate numbering + high-res orthographic photo sign-off.",
      "western_local_distributors": "Batch-level visual inspection; dry-lay rarely performed prior to container loading due to high local labor costs.",
      "coastal_trading_brokers": "Sample-only inspection; frequent color shade discrepancy, mineral veins, and jobsite rejection during high-volume deliveries."
    },
    {
      "dimension": "Custom 5-Axis CNC & Honeycomb Composite Capabilities",
      "jsc_stone_group": "In-house 6 5-axis CNC routers, 3 Italian waterjet cutting beds, 2 vacuum thermal bonding presses for 16.5 kg/m² aerospace honeycomb panels & Class D400 monolithic drain grates.",
      "western_local_distributors": "Limited edge fabrication shops; custom 3D curving and honeycomb panels sub-contracted with extended 16-20 week lead times.",
      "coastal_trading_brokers": "Outsourced to disparate regional subcontractors with inconsistent tolerances and inadequate bonding delamination guarantees."
    },
    {
      "dimension": "International Engineering References & High-Spec Credibility",
      "jsc_stone_group": "Verified track record of 300+ major projects, including Kengo Kuma's Kadokawa Culture Museum (Japan), Mall of Tripla (Helsinki), and Mitsui Garden Hotel Fukuoka.",
      "western_local_distributors": "Reputable regional domestic references, but heavy distributor price premiums and limited direct factory custom engineering support.",
      "coastal_trading_brokers": "Unverified portfolio composed of stock photography; unable to provide shop drawings, structural anchor calculations, or third-party SGS/TÜV batch testing."
    },
    {
      "dimension": "Logistics & Heavy Cargo Ocean Deadweight Optimization",
      "jsc_stone_group": "Direct 28 km highway access to Xiamen Port (CNXMN). Rigorous 25,500 kg net stone payload calculations (463 m² @ 20mm / 309 m² @ 30mm) in ISPM 15 fumigated timber crates.",
      "western_local_distributors": "Absorbs logistics overhead into inflated local wholesale pricing with high inventory warehousing holding costs.",
      "coastal_trading_brokers": "Frequent container overweight penalties, improper crating leading to transit breakage, or inefficient volumetric underloading."
    }
  ]
}