7 days no reason to return

If it is not installed, you can return or exchange the product within 7 days without reason.

3 years free maintenance

Our services include formal invoices, Debon logistics, and promise: within 3 years, if there is any quality problem with the product, we will repair or exchange it for you free of charge.

Please refer to the warranty policy for the specific warranty time .

More than 17,520 hours of professional services

We have provided services for well-known brands such as Lianjia Ziru, Vanke Park Residence, World Union Hongpu Apartment, I Love My Home Apartment, Xiaozhu Short-term Rental, Fosun Real Estate, Rongke Zhidi and other well-known brands. The smart door lock installation service experience exceeds 2 years. Responsible attitude, timely response, and thoughtful service have won numerous praises.

Covering 1,800 districts and counties

We currently cover more than 1,800 districts and counties across the country and are installed by professional masters. We guarantee: if you have any questions, you can find us anytime, anywhere.

Swift response, 2 hours after-sales service

Support 3 years free warranty, any after-sales problems, just call 0797 3536238, we will respond immediately and rush to solve the problem for you. We guarantee: Jiangxi area, door-to-door within 2 hours; other cities and regions, door-to-door within 3 hours.