Chinese porcelain jar. Qianlong mark

Chinese porcelain jar. On a very beautiful underglaze lavender blue background are painted, in dark cobalt blue also underglaze and in white enamels, characters Shou (happiness) and Swastika (eternity) surrounded by fumaroles, around the base and the neck are represented respectively friezes of waves and stylized clouds. Below the mark of Emperor Qianlong in underglaze blue. This jar was a vase whose neck was certainly damaged. It was transformed into a pot probably during the 19th century in China and a wooden lid probably from huang hualy was added to it. The glass has age cracks which can be clearly seen in the photos. Good condition, normal wear and tear, no repairs.
Total height 320mm. The vase alone: 272mm.