Total quality management is implemented in all manufacturing facilities of HT Circuits. In 1997, the first certification with ISO 9001 was obtained. One year after that we upgraded towards the management system QS9000 and certification was obtained in 1998. From that point onward, HT has maintained up-to-date certifications to ensure that our management practice is in line with international standards and customer requirements. Current management systems implemented by HT Circuits are:

● ISO 9001
● IATF 16949
● ISO 14001
● GB/T28001/OHSAS18001

Management tools used:

● Control plan
● Statistical Process Control
● MSA and GR&R
● 8-D failure review format
● Cause-and-effect diagram
● Continual improvement programmes
● System documentation control
● Flow charts
● Business continuity practice
● Crisis management