北京偉力新世紀科技發展股份有限公司是專業緻力于男科和傳染病事業發展的高科技醫療器械制造企業。公司成立于1999年,我們以“聚精會神謀發......

We learn more by looking for the answer to a question and not finding it than we do from learning the answer itself - Lloyd Alexander, Writer