not a state-owned enterprise. The full name of Science and Technology Department is Ningbo Science and Technology Environmental Energy Technology Co., Ltd., which is a formally registered private enterprise, not a state-owned enterprise. Its main business includes: selling products such as power cost software, power online monitoring system and water quality monitoring equipment, and soil remediation. Science and Technology Department is located in Caoejiang Road, Beilun Bonded South Zone, Ningbo City, Zhejiang Province. It is a smart environmental protection solution provider, focusing on smart environmental protection and smart grid construction.