■  多年来，公司重视质量体系管理，工作得到了市、省、国家和国际认证机构的认可。 ■  For years,our company has been paying great attention to the management of quality system,which has got the recognition from the international certifying agents,the nation,the province and the city.     Our company is constantlyemphasizing the design and development of the new products and we have gained some national patents for many prodects.