Quality assurance at the project is a process throughout, from the beginning to the end of the project. The quality assurance process must be maintained continuously and throughout all stages of ...
As one of the leading M&E contractors in Vietnam, Sigma Engineering has continuously made an effort to reach an international standard, including ISO 9001: 2015 for Quality Management System.
From September 2016, project’s total internal audit program (TIA) was applied for all on-going Sigma’s projects. It is considered as an independent and objective consideration touching all the fields in a ...