Enterprise management consulting services; Information technology consulting services; Engineering technology consulting services; Measurement technology consulting services; Mechanical technology consulting, communication services; New materials technology consulting, communication services; Energy-saving technology consulting, communication services; Corporate image planning services; Marketing planning services; Large-scale event organization and planning services (large-scale events refer to evening parties, sports events, celebrations, art and model competitions, art festivals, film festivals, public performances, exhibitions, etc., activities requiring special approval should be approved before approval ); Planning of public welfare cultural activities such as literary performances and competitions by the masses; Biotechnology extension services; New material technology extension services; Energy conservation technology extension services; Mechanical technology extension services; Network information technology extension services; Software technology extension services; Computer Network System Engineering Service; Computer Technology Development, Technical Service; Computer Wholesale; Computer Parts Wholesale; Computer Information Security Product Design; Software Service; Software Testing Service; Software Wholesale; Software Retail; Software Development; Game Software Design and Production; Technical development of hardware and software, Use; Research and development of teaching equipment; Wholesale trade (except for permit approval commodities); Retail trade (except for permit approval commodities);