Square Technology Group Co.,Ltd engages in the research and development, production, and sale of food refrigeration equipment and tank containers in China. The company's freezing equipment is used in the areas of aquatic products, rice noodles, fruits and vegetables, meat, prepared foods, fast food, snack foods, ice cream, and other foods. It exports its products. The company was founded in 1990 and is headquartered in Nantong, China.