This week is the third year of the annual inspection of ISO9001 quality system certification. For this reason, all employees of WINNER electric ball valve company actively cooperated, made preparations for on-site inspection and inspection, and accepted the on-site inspection of the certification company.

During the communication, the two sides feedback information in a timely manner. For non-conforming items, the company absorbs the deficiencies, rectifies them seriously, and continues to improve the quality system.