Trademark disputes.

Currently, dealers selling Tuhe Black Pig have been sued by a Shandong company because the trademark of Tuhe Black Pig has been registered, and other merchants named Tuhe Black Pig have committed infringements. , temporarily ordered to suspend business.

Tuhe black pig, a specialty of Jiyang County, Shandong Province, is a national geographical indication of agricultural products. Tuhe black pig is named after its origin and coat color. Historically, it was mainly distributed in the Tuhai River Basin across Shandong. With Jiyang County as the central production area, it is mainly distributed in Jiyang, Qihe, Linyi, Shang River, Huimin and other places.