Of course it is the yuma bai lock. It is the top du brand of Chinese locks. There are also advertisements on TV %D%A yuma lock zhi lock cylinder, which intersects and locks the upper and lower bullet holes of traditional marble dao locks. The principle is changed to the method that the shrapnel is c... read more
The sight of a uPVC door on your home immediately acts as a potent visual deterrent. Burglars know that not only are these doors more secure than their wooden counterparts, they are also fitted with multipoint locks: a locking mechanism that secures from several points (from a basic 3 point, to the ... read more
An American dao medical research institution published an article warning that common keys contain lead, which can cause lead poisoning in children during normal dao contact. Generally speaking, 98% of brass keys are copper or other metals. Adding 2% lead can easily be cast into various shapes. SoMo... read more
The easiest way: Find a good place to light the bai line (or use a flashlight for du), and look at the iron piece under the zhi wheel for the password. You will find a small dao gap, turn all three gaps to the left, and then subtract three (five) from each number to the left, which is the password. ... read more
The door is a sign of the status of master in the old society. Divided into the Palace Gate, Guangliang Gate, Jinzhu Gate, Ruyi Gate, Manzi Gate, etc. Gate of the Palace The palace gate is the highest grade among the house-style gates. There are usually five rooms with three doors and three rooms wi... read more