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Zhejiang Qingtian Zhongsheng Locks Co., Ltd.
9yrs
Zhejiang, China
Main categories: handle,lock,lock body,knob,protector
  • Company Overview
9YRSZhejiang Qingtian Zhongsheng Locks Co., Ltd.

COMPANY OVERVIEW

Company Album

Basic Information

Selected products

[62]Russian Iron Door Safety Switch Lock Bolt Latch Crossbar Crosspiece Latches Super September
[64]Russian Iron Door Safety Switch Lock Bolt Latch Crossbar Crosspiece Latches
[63]Russian Iron Door Safety Switch Lock Bolt Latch Crossbar Crosspiece Latches
[703]Russian Iron Door Blade Lock Body Lamina Cylinder Locks 85*60

PRODUCT CAPACITY

Factory Information

Factory Size
10,000-30,000 square meters
Factory Country/Region
Gangtou Industry Zone Wenxi Town Qingtian County Lishui City Zhejiang Province
No. of Production Lines
6
Contract Manufacturing
OEM Service Offered, Design Service Offered, Buyer Label Offered
Annual Output Value
US$5 Million - US$10 Million

QUALITY CONTROL

Quality Management Process

Reliability test of lock body
Test is carried out on a special operating platform. The working times are automatically recorded by the instrument.
Neutral salt spray test 300h
Test standard: GB/T10125-1997
Rockwell hardness test HRC
Rockwell hardness test HRC

Test Equipment

Machine Name
Brand & Model NO
Quantity
Verified
machine for reliability test of lock body
ZS-RT
5
Verified