R.respectfully informs the inhabitants of P.that he has succeeded to the grocery and oil business formerly conducted by Mr.W.

谨告知P.处的居民， 原由 W.先生所经营的 罐头、 酒等杂货食品及食油业务， 已由 R. 先生继承。

Company : W. R. Berkley ( WRB Fortune 500 )

任职公司： W.R.Berkley保险公司（《财富》500强）

This is an extension of W. Our method is popularized from R. It improves the efficiency of production .

它不仅可以提高劳动生产率，而且是提高 单产的重要手段。