Yes. As of October 14, 2022, according to Baidu Map query, there is a Xinhe HVAC Products Co., Ltd. in the center of Linqing County. This company is mainly engaged in graphene electric heating film, graphene floor heating modules, electric heating, etc. Linqing City is a county-level city under the jurisdiction of Shandong Province and is managed by Liaocheng City. It is located in the northwest of Shandong Province at the intersection of the Zhangwei River and the ancient canal.