Sanquanling and Sanquan are different. Sanquan Ling is a glutinous rice dumpling trademark of Sanquan Company, and Sanquan is the abbreviation of Sanquan Food Co., Ltd., a company that mainly produces quick-frozen foods and is headquartered in Zhengzhou City, Henan Province.
Therefore, Sanquan Ling and Sanquan are essentially different. The former is a trademark and the latter is a company.