One line. Kaibanshi smart lock is good. The smart lock's intelligent sensing system is relatively complete. It can directly open and close the lock in 0.5 seconds. The efficiency is very high and it belongs to the first-tier brand. Kaibanshi belongs to the high-end smart lock industry brand and is a Class 9 trademark on the China Trademark Network. The trademark is held by Shenzhen Ruixi Industrial Co., Ltd. The trademark was founded in Fujing Market Building, Shiyan Street, Baoan District, Shenzhen.