Dear XFNANO customers:

Please be advised that our company will be closed for the International Labor Day between Saturday 1st May and Wednesday 5th May.

During the holiday, your email, telephone, official Wechat consultation could not be timely replied, sorry for the inconvenience. Any questions please email us at sales@xfnano.com, we will reply to you asap.

Thank you for your support and kind attention .