波多野结衣与黑人AV,国色天香成人网,少妇挑战三个黑人惨叫4P国语,欧洲美熟女乱又伦AV

The company passed the China Quality Certification Center (CQC) ISO9002: 1994 and ISO9001: 2000 international quality system certifications in 2001 and 2003 respectively. In 2009, the original quality system was revised and certified in accordance with the ISO9001:2008 quality management system standard. In 2011, it passed the ISO14000 environmental quality system certification.