What is the maximum size of Buyang Grade A anti theft door single opening?

Each security door in Buyang has a corresponding level of steel seal, which can be distinguished according to the steel seal.

BY is the first letter capitalization of step (BU) yang (YANG) pinyin.

Based on the actual object, the thickness of the door leaf is the anti-theft level, the lock body Buyang lock is not allowed to be equipped with cat's eye, which will damage the door structure and cause losses.

First of all, let's understand these four manufacturers, Panpan, Buyang is a relatively early security door manufacturer, as early as 1992, both are private enterprises, Panpan for Liaoning enterprises, Buyang for Zhejiang enterprises, both companies can be said to be dominant, but Panpan founder Han Zhaoshan passed away, by his son at the helm, began to go downhill, now is not the Panpan of the past, was acquired by the world's largest lock security company, the full name is ASSA ABLOY Panpan, the domestic also acquired Guli, Yale, Wang Li, However, in 2015, Wang Li broke away from ASSA ABLOY. >>>More

Buyang Grade A door will be marked with a Grade A steel seal, Wufu Gate has five vertical squares, has the function of double locks, has anti-prying edges, has a main lock and a secondary lock, and the door sleeve line is also relatively wide.