Zhenglin, which started by selling watermelon seeds, occupied a place in the melon seed market in the early years, with good sales and reputation, and soon broadened its categories, from a single product to a diversified development, including white melon seeds, peanuts, nuts, etc. In the early years, Zhenglin was repeatedly on the black list due to problems such as excessive peroxide value and mold, which led to its prosperity in the melon seed market.
 
As a veteran enterprise, Zhenglin has set up more than 30 sales branches in Beijing, Shanghai, Lanzhou and other places, and its sales network covers all cities across the country. In addition, Zhenglin's product line is rich, and different series are divided according to the type of melon seeds, including watermelon seeds, sunflower seeds and pumpkin seeds. The product packaging is divided into drums and bags, ranging from small packages of 200g to large cans of 1500g.
 
Zhenglin's main product line is watermelon seeds, which have different flavors such as original flavor, plum flavor, and soy sauce flavor. This series of melon seed varieties are all made of Lanzhou large plates, which have the characteristics of large pieces, thin skin and thick meat. The most classic product is licorice watermelon seeds, which are marinated with fennel, pepper, licorice and other seasoning accessories, and the melon seeds are rich in flavor, crisp and delicious, and the price of 500g per bag is 28.9 yuan.
 
Its sunflower seed series does not have many flavors, mainly original, caramel and jujube. The raw material of melon seeds is produced in the Hetao Plain of Inner Mongolia, and the melon seeds are long and cone-shaped, with thin skin and full flesh, and a sweet taste. The highest sales volume of sunflower seeds series is the original sunflower seeds, which only add salt to enhance the flavor and retain the fragrance of the fruit, and the price of 160g per bag is 8.9 yuan.
 
Zhenglin has given melon seed lovers more choices, and it has also launched a range of pumpkin seeds, including original, salt-and-pepper and green tea flavors. The more recommended is the original pumpkin seeds, which are independent small packaging, easy to carry and easier to preserve, but because of the variety of melon seeds, the size is small, so that many consumers criticize, 228g The price of each bag is 19.9 yuan.