说明：  北京尚学堂DRP的相关文件，介绍北京尚学堂DRP的相关文件，介绍北京尚学堂DRP的相关文件，介绍北京尚学堂DRP的相关文件，介绍
(Beijing is still school DRP related documents, the Beijing Academy DRP is still the relevant documents, the Beijing Academy DRP is still the relevant documents, the Beijing Academy DRP is still the relevant documents, introducing)