General projects: Software development; Software sales; Software outsourcing services; Artificial intelligence industry application system integration services; Artificial intelligence application software development; Industrial robot manufacturing; Industrial robot sales; Industrial robot installation and maintenance; Distribution switch control equipment research and development; Distribution switch control equipment manufacturing; Distribution switch control equipment sales; Industrial design services; Manufacturing of industrial automatic control systems; Industrial automatic control system device sales; Sales of industrial control computers and systems; Mechanical and electrical equipment manufacturing; Mechanical and electrical equipment sales; General mechanical equipment installation services; Electrical equipment repair; General equipment repair; Electronic and mechanical equipment maintenance (excluding special equipment); Hardware products retail; Sales of electronic products; Electronic components retail; Electronic components and electromechanical components equipment.