The upper limit of Xiaoqing Citrus 10+ 16 means that the storage life of 10g is 16 years. For the storage method of 10g, refer to the storage method of Xiaoqing orange. Xiaoqing oranges are stored in closed containers, and the weight of Xiaoqing oranges in each container is about 10g. This storage method can ensure the freshness and taste of small green oranges. The longer the orange is stored in a closed container, the stronger the taste and aroma will become, but the longer it is stored, the worse the taste will be or the special flavor will be lost. The best storage time is 16 years.