Since foundation in 1973, we have been upholding our commitment to delivering excellent quality. Our production is carefully processed and strictly monitored to ensure customer satisfaction and quality compliance. Of our lock products, many door locks are up to BHMA/ANSI Grade 1 or Grade 2 and padlocks up to CEN Grade 6.

In-house Laboratory

  • Certified by Intertek the compliance of standard for BHMA testing since 2004.
  • Supreme ability to conduct various mechanical and finish testing (e.g. tests on impact / torque / tension / hardness / cycle / environmental variation, etc) Please visit our laboratory!
  • All testing facilities are regularly calibrated against National Standard of PRC and operated by professional staff.



TUV Essen, USA ISO9001 RWTUV, Germany ISO9001 RWTUV, Germany ISO14001
CQC, China ISO9001 ISO9001:2000 CQC, China ISO14001

Statistical Process Control

We have a team of quality control technicians to conduct on-site inspection and data collection throughout the whole production process to ensure that production performance are closely monitored and preventive / corrective actions can be taken in a timely manner.