Wondf
As the largest supplier of mechanical safe-guard lock in Shanghai , Shanghai Yuexin Hardware Co., Ltd is a modern & technical enterprise integrating the R&D, manufacture and sale of mechanical safe-guard lock. It is located in Shanghai Pudong Waigaoqiao Functional Area. In 1998, General Manager Chen Peiming invested and established Yuexin. Adhering to the development and production of mechanical safe-guard lock, we have accumulated abundant experiences and obtained many patents. Currently we have over 100 varieties in 10 series, which are applicable to various entrance doors, room doors and passage doors. We take the lead in producing keys and lock heads by CNC equipments. Our product features novel pattern, reasonable structure and standard opening rate. All indexes have passed GA/T73-94 Standard of Ministry of Public Security..
Takes a standard Europrofile cylinder.
Case made of galvanized steel and is 2mm thick.
Latch-bolt designed to be easy to reverse.
Certificated to the Chinese B Level GA/T 73-94 standard.
Anti-drill protection 46,600 differs.
Certificated to:
The Chinese A Level GA/T 73-94 standard.
The Russian GOST-5089: 2003 Grade 3 standard.

Sturdy and durable Europrofile lock cases
Reliable performance & quality
Multifunctional lock with easily reversible latchbolt.


Combine 2 different coding systems, 1 million differs.
Anti-drill protection.
Certificated to:
The Chinese A Level GA/T 73-94 standard.
The Russian GOST-5089: 2003 Grade 3 standard.

13 pins in a double row,8 million differs.
Anti-drill protection.
Certificated to:
The Chinese A Level GA/T 73-94 standard.
The Russian GOST-5089: 2003 Grade 3 standard.


13 Pins in a double row,8 Million Differs.
Anti-drill protection,Anti-pick pins,Anti-snap.
Certificated to:
The British Standard EN-1303:2005
The Chinese B Level GA/T 73-94 standard.
The Russian GOST-5089: 2003 Grade 4 standard.