With 20 years developing, we have the professional development team, an international laboratory, and the completed production equipment and quality management system. In 2005, we passed the examination and issuance of ISO9001 certificate by SGS company, and strictly followed the ISO9001 standard. In 2007, we passed the audit of BSCI (social responsibility system) and became the member of BSCI. Since 2020, we passed the audit by BV and got the ICS certification (Social Clause Action).