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Password Doorknob / Door Lock

Password Doorknob
Password Doorknob

In our daily life, we often forget to get the keys or lost the keys result in we can not open the door. Password Doorknob is to combine your door lock and door handle, without keyhole and the key you can open and close it freely,as long as you remember the password,eliminate the misery of losing the keys and forget to get the key thoroughly, more convenient to open the door.

University

Ceramic Institutes Of Jingdezhen,CHINA

Ceramic Institutes Of Jingdezhen,CHINA
Jiangxi provice, China

Design

Ceramic Institutes Of Jingdezhen,CHINA

Ceramic Institutes Of Jingdezhen,CHINA
Jiangxi provice, China

Prof.Wang ai hong Yao Hanchao Sai Shitao Su Neng