Our 24/7 customer consultation service company provides 24-hour * 365 day customer consultation services. If you have any questions during use, please feel free to call our service hotline at 0527-88065188. Our staff will provide you with orderly, substantial, and efficient service support. Thoughtful door-to-door service companies have established their own sales and service networks nationwide. When you encounter a malfunction in the purchased product, the company will always designate a local after-sales service center or product agent or distributor to contact you, provide timely and thoughtful door-to-door service, and help you solve any worries. 4-hour emergency response, 72 hour fault repair. Upon receiving your repair request, the company staff will make an emergency response within 4 hours, contact you by phone, reply with a solution, and notify the service personnel of your local after-sales service agency to provide on-site service. We promise to repair the fault within 72 hours.