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 Simblong - Professional Plastic Injection Molding Manufacturer Since 2012

High Quality Automotive Injection Mold

SIMBLONG TECHNOLOGY CO., LTD. is committed to delivering quality automotive injection mold and suchlike products to meet or exceed customer expectations and is continually focusing on improving manufacturing processes. We are achieving this by monitoring our performance against our established objectives and identifying areas in our process that need improvement.

Our brand Simblong has made a great success since being set up. We mainly focus on innovating technologies and absorbing industry knowledge to enhance brand awareness. Since established, we are proud of giving rapid responses to the market demand. Our products are well-designed and exquisitely-made, earning us an increasing number of compliments from our customers. With that, we have an enlarged customer base who all speak highly of us.

Automotive injection molds produce interior trim, exterior panels, connectors, and structural components through a precision cavity-and-core design. Balanced runners and controlled cooling support consistent filling, packing, and ejection at stable production rates. Durable construction and tight dimensional control help maintain part appearance and fit throughout long production campaigns.

How to choose automotive injection mold?
  • Automotive injection mold precision ensures tight tolerances for critical vehicle parts, reducing assembly mismatch and rework.
  • Suitable for complex, high-tolerance components such as connectors, dashboard parts, and lighting housings.
  • Select molds from suppliers with CNC/EDM capability, CMM inspection, and documented dimensional reports.
  • Automotive injection mold durability supports high-volume production and resistance to abrasive or reinforced plastics.
  • Suitable for mass production of bumpers, brackets, and under-hood parts that require long tool life.
  • Choose hardened mold steels, proper heat treatment, wear-resistant coatings, and a scheduled maintenance plan.
  • Automotive injection mold efficiency reduces cycle time through optimized cooling, runner, and ejection systems.
  • Suitable for high-volume and multi-cavity production of repeat automotive components.
  • Select molds with conformal cooling, hot runner options, automation compatibility, and validated cycle-time studies.
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From Product Engineering to Scalable Manufacturing.
Since 2012, Simblong injection molding manufacturer has supported established brands and emerging hardware innovators with integrated product engineering and flexible manufacturing—from precision injection-molded and surface-finished components to subassemblies and fully assembled products.



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Add: No. 4, Wanan Road, Zhenan Industry Park, Changan Town, Dongguan City, Guangdong Province China
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Contact person: Spencer Chen
Tel: +86-134 2864 0022
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