Ask a Product or Technical Question

A product type and a short question are enough to begin. Drawings and detailed dimensions can be added later if needed.

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Business Hours

  • Monday – Friday: 8:00 AM – 6:00 PM
  • Saturday: 8:00 AM – 12:00 PM
  • Sunday: Closed
  • (China Standard Time, UTC+8)

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Start with one contact method and the product. Email or WhatsApp is enough. No drawings yet? An approximate opening size is enough to begin.
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We use your details only to prepare and reply to this enquiry. You can discuss photos or drawings with us on WhatsApp after we connect.