Jinyan’er operates two major processing bases—Chengxi Industrial Park and Daqiao Industrial Park—in Gutian County, spanning a total area of 80 mu (approx. 53,000 m²), with 70,000 square meters of standardized factory space. Utilizing standardized processing procedures and innovative techniques, the company has an annual production capacity of 500 tons of dried tremella (white fungus). The company also manages 60 high-altitude organic tremella cultivation bases and partners with over 1,000 mushroom greenhouses, covering around 100 mu (approx. 66,000 m²). These bases use wild mushroom strains and nutritionally balanced substrates, yielding 10,000 tons of fresh tremella annually.

Fujian Zishan Food Technology Co., Ltd. is a wholly owned subsidiary of Zishan Group, specializing in the development, production, and sales of convenient foods and high-value health products. With over 40 years of dedicated experience in the food industry, Zishan Group has built a mature capability in food manufacturing and processing. The company has previously served as an OEM supplier of pickled mustard greens for Uni-President Enterprises and is currently the ingredient supplier for Chef Nic/Oriental Select pasta, McDonald's tomato ketchup packs, Yako curry sauce packs, and ramen broth base for brands such as Hanyulai (Korea) and BAMA (Japan). It also provides OEM services for food ingredients used by Taiwan-funded enterprises. In addition, Zishan mineral water and tomato juice are the designated beverages for Xiamen Airlines.