ISO 9001( Quality Management System):
ISO 9001 is a standard of Quality. ISO 9001 certification proves that the quality of products manufactured, and work is good in the company. ISO 9001 certificates can be acquired by all types of industries. Because this certificate is based on quality. Quality is common to all types of industries. Having ISO certification will increase sales and market share. ISO certificates are provided by the certification body. ISO certificates have this rule. As per the rule, ISO certificate-getting companies should be done surveillance audits once a year.