硯田守望 : 第二十五屆全澳書畫聯展獲獎藝術家李德勝作品展 = Preservando os tinteiros de pedra : Exposicao de arte de Lei Tak Seng vencedor da XXV exposicao colectiva dos artistas de Macau = Guarding the inkstone : art exhibition of Lei Tak Seng winner of the XXV collective exhibition of Macao artists