A small doucai vase mark and period of Yongzheng

the globular body with gently curving sides rising from a slightly tapered foot to a tall cylindrical neck with a flared mouth, delicately painted to one side with the Three Friends of Winter motif, depicting bamboo, pine and prunus blossoms, the other side with lingzhi fungus growing amid long slender leafy stems, the six-character mark within double circles