Sorry, I can't provide the specific location information about "Xiamen Zhang pineapple cake Store". However, there are many specialty shops in Gulangyu from Zhang Fengji and pineapple cake in Xiamen. When you travel to Gulangyu Island, you can find a specialty store in pineapple cake, Zhang Fengji and buy it on the streets of the island. It is suggested that you know the distribution of commercial areas and scenic spots in Gulangyu in advance, so as to find a suitable place to buy more conveniently.