1. Q:Are you a manufacturer or a trade company?
We are a manufacturer, we have our own production line.
2. Q:Can you do OEM business?
Yes, we can do OEM business and we have over 5 years OEM experiences.
3. Q:Can you provide sample for quality reference?
Yes, we do provide samples for our customers.
4. Q:Do you have a quality warranty, how long it is?
Yes, we have a quality warranty for 5 years, we will provide 10 more tubes for each 1000 tubes order to make up the wastage. (quality warranty doesn’t contain damage from natural hazard and human factors.)

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