Downloads & Resources

Datasheets, company profile and certification documents — free to download, ready to share with your design or sourcing team.

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Company & Quality

Company Profile

Overview of Zhichengjia — founding, facility, output, patents and the industries we serve.

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Certifications

ISO 9001, IATF 16949, ISO 14001, ISO 45001 and IECQ QC 080000 — at a glance.

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Product Datasheets

ZT68 Aluminum Bolts

630 MPa tensile, 65% weight saving, 150°C stable, anti-galvanic.

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Rivet Nuts

Blind-side, ≈3-second install, M3–M12, sealing option.

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Precision Micro Screws

M0.5–M2, up to 12 secondary operations, full plating range.

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Thread Inserts

HRC 43–50, ≥1370 MPa, M2–M39, GB/GJB standards.

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Aluminum Sleeves

Multi-station cold forming, near-net shape, superior grain flow.

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Threaded Nested Inserts

Custom dimensions, knurled retention, multi-material anchoring.

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Need something specific? We can prepare custom datasheets, material certificates (mill certs) and inspection reports for your exact specification and lot. Contact Louis.Liu@zcjtech.com or call +86 135-6073-0094 — our engineers respond within 24 hours.