Help & Information
Support
Real technical support from people who know the equipment. Here is how we can help — and how to reach us.
Pre-sales advice
Not sure which machine fits your application, duty cycle or power supply? Send us your specs and we will help you narrow it down.
Technical & troubleshooting
Setup, operation and fault-finding guidance for equipment bought from us — by email during business hours, with urgent issues prioritised.
Warranty claims
We handle warranty claims in-house. Email us with your order number, a description of the issue and photos, and we will take it from there.
Spare parts & service
Consumables, wear parts and replacement components for the lines we supply. Tell us the machine model and part you need.
Response times
- General enquiriesWithin 1 working day
- Quote requestsUsually 1–2 working days
- Warranty claims & technical issuesTriaged within 2 working days
- Urgent production down-timeBest-effort same day, mark email URGENT
Contact us
By email
- Sales & support: support@jinsunmachineries.com
- Alternate: Jinsunwentoumachineries.hk@gmail.com
By post / in person
Jinsun Machineries
182-190 Tai Lin Pai Road
Kwai Chung, Hong Kong
Visits by appointment.
Opening hours
All times Hong Kong Time (UTC+8). Emails outside these hours are replied to on the next working day.
Before you email — a few things that help us help you faster
- Your order number (if applicable).
- The product model and serial number (usually on the nameplate).
- A brief description of the issue or question — what you expected vs. what is happening.
- Photos or a short video if the issue is visible or audible.
- Your location and preferred contact time (we are on Hong Kong time).
You may also want to check our FAQ for quick answers to common questions.