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After-sale Service

After-sale service

AtGrating support after-sale service including return and replacement, one-year warranty, operation guidance, and maintenace for packaged FBG sensors and instruments. To increase customer satisfaction, brand reputation, and customer experience, AtGrating will make efforts to do what we can. 

We pride ourselves on our products and our commitment to deliver outstanding customer service. We can be reach as below customer service contact for all inquiries: Email:

For any repair or return queries, please try to:

1. Contact our customer service department for a Customer RMA Form. This can be used to return your products and also includes a form to complete with your details and the problem with the products.

2. After getting approval by AtGrating on returning the products, you can return the products to the address below:

AtGrating Technologies Co., Ltd

#501 Bld. B, Chiwan Industry Park, ShenKou

Nanshan, Shenzhen 518067, China

Attn: Service Department


Phone: +86 755 2667 1425

Please ensure to include your name, address and contact phone number and a description of the problem with our products.

FBG Customize solution

AtGrating also provides customize the solution according to customers' requirement, including the design and development for products and projects, OEM products processing.

Further Information

Once we receive the product, it will be assessed and if there is a manufacturing fault, we will replace the item with either the same product or if this has been superseded, the comparable item in that range which is of equivalent or greater value. If the product is found not to have a manufacturing fault, it will be returned to the customer with a report on our findings.

5F, Building B, Chiwan Industry Park, Shaodi Road, Shekou, Nanshan, Shenzhen 518067, China