Founded in 1992, Sanquan is the largest manufacturer of quick-frozen food in China, ranking first in the domestic quick-frozen industry in terms of production and sales for many years, with a market share of more than 20%. In 2004, Sanquan began to set foot in the field of room temperature food, and vacuum-packed zongzi is one of the representatives.
 
Sanquan's production line is imported from Japan, which realizes aseptic control in the production process, adopts ultra-high temperature (UHT) sterilization technology, ensures the good sterility of zongzi, and at the same time fills nitrogen to keep it fresh and prolong the taste period. Sanquan is the first in the industry to use the double-peak system sterilization technology, combined with the anti-bacteriosis and mild heating process, which effectively improves the distillation odor that is common in instant food, and can well preserve the original color, flavor and texture of food.
 
Sanquan's zongzi is made of glutinous rice from Taihu Lake stalks, filled with Hebei chestnut and fresh pork hind leg meat. Sanquan's dragon boat dumplings are generally launched around the Dragon Boat Festival, with more than a dozen different flavors. Sweet dumplings are mainly bean paste, dates, eight treasure dumplings, salty dumplings are mainly large meat dumplings, egg yolk meat dumplings, corn sausage dumplings, etc., which can fully meet different tastes, 100g of zongzi is priced at 3-4 yuan, and you can buy one for less than 2 yuan during the preferential activities, which is convenient to buy, and is a resident brand of major supermarkets. On the packaging of zongzi, Sanquan uses pure cotton linen bags, which can bring a better visual experience and soft feel even though the cost is increased, and the reusable form of the bag is also printed on the back of the bag.