How about Jiangsu Changjiang Environmental Science and Technology Engineering Co., Ltd.?

Jiangsu Changjiang Environmental Science and Technology Engineering Co., Ltd. (formerly known as Changjiang Garden Art Engineering Company of Jiangsu University) was established in 1988 with a registered capital of 50.08 million yuan. It is a state-owned high-tech enterprise restructured from Jiangsu University, with 8 invention patents and 2 actual projects1. The management has a master's degree or above and a deputy senior title, and has presided over the national 863 project. The company is good at lighting, water, electricity, control system, photovoltaic, Internet of Things, software and so on. The company has first-class qualification of urban road lighting, first-class qualification of waterscape water treatment, second-class qualification of electromechanical installation, second-class qualification of electronic intelligence, third-class qualification of municipal public works construction, third-class qualification of electromechanical engineering construction, third-class qualification of decoration, third-class qualification of hoisting equipment installation, third-class qualification of electromechanical installation of formwork and scaffolding construction (regardless of grade), third-class qualification of environmental protection engineering, second-class qualification of building intelligent system design and third-class qualification of urban roads.