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We normally provide 1 year’s warranty for the sold products. Free of charge from the date of sale; Within 1 year, the product failure caused by non-human or force majeure factors, our company to send staff repair or mail maintenance free of charge; Consumable parts and consumables are not covered by the warranty.

Customers can also buy extended warranty service, our company has a perfect product extended warranty policy for different product lines, can provide customers with the product life cycle of intimate repairing and maintenance services, so that customers needn’t spend extra time and cost on it. For the extended warranty service of products, customers in China please call the After-sales Service Manager: 139 1628 0660 Mr. Ren; For international customers, please contact the appropriate sales agency.


If you need to conduct a product demonstration, or application test, please inform your requirements in advance, we will reply and arrange as soon as possible.

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If you have questions about the technology and application, you may call for technical communication.

Business typeTelephoneContactSite
Printing business15901880160Mr. ZhangShanghai
Optical fiber business18721098380Mr. HanGuangzhou/Shenzhen
Coating business15901880160Mr. ZhangShanghai
Other business15901880160Mr. ZhangShanghai

Or you can submit your questions to us by filling out the form below:

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In order to maximize the service life of products and save equipment investment, we provide our customers with product refurbishment and upgrade services to make old products to the best use condition or upgrade to the possible latest technology.

If you need refurbishment or upgrade service, please contact the after-sales Service Manager: 139 1628 0660 Mr. Ren


ISO 9001:2015

01 100 1932701

  • CoolUV Technology Inc.
  • Bldg.2, 1273 Tongpu Road, Shanghai China
  • Tel:+86-21-5270 8390
  • Email:cooluv@cooluv.cn

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  • Head of global sales: Mr. Dongnan Zhang
  • M.+86 130 0324 4351
  • Head of domestic sales: Mr. Donglei Zhang
  • M.+86 159 0188 0160
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