42 Engineering of lithium ion batteries and their parts and accessories, and advisory and consultancy therefor; Engineering of lead-acid batteries and their parts and accessories, and advisory and consultancy therefor; Engineering of other batteries and their parts and accessories, and advisory and consultancy therefor; Engineering of lithium ion capacitors and their parts and accessories, and advisory and consultancy therefor; Engineering of other capacitors and their parts and accessories, and advisory and consultancy therefor; Engineering of facilities or systems for storing electric energy comprising two or more electric energy storing means of at least one sort selected from lithium ion batteries, lead-acid batteries and lithium ion capacitors, including their parts and accessories, and advisory and consultancy therefor; Engineering of power plants or energy storage plants comprising two or more electric energy storing means of at least one sort selected from lithium ion batteries, lead-acid batteries and lithium ion capacitors, including their parts and accessories, and advisory and consultancy therefor; Engineering of facilities or systems for storing electric energy and their parts and accessories using lithium ion batteries, lead-acid batteries or lithium ion capacitors, and advisory and consultancy therefor ; Engineering of power plants or energy storage plants and their parts and accessories using lithium ion batteries, lead-acid batteries or lithium ion capacitors, and advisory and consultancy therefor ; Engineering of other facilities or systems for storing electric energy and their parts and accessories, and advisory and consultancy therefor; Engineering of other power plants or energy storage plants their parts and fittings, and advisory and consultancy therefor; Design of lithium ion batteries and their parts and accessories, and advisory and consultancy therefor; Design of lead-acid batteries and their parts and accessories, and advisory and consultancy therefor; Design of other batteries and their parts and accessories, and advisory and consultancy therefor; Design of lithium ion capacitors and their parts and accessories, and advisory and consultancy therefor; Design of other capacitors and their parts and accessories, and advisory and consultancy therefor; Design of facilities or systems for storing electric energy comprising two or more electric energy storing means of at least one sort selected from lithium ion batteries, lead-acid batteries and lithium ion capacitors, including their parts and accessories, and advisory and consultancy therefor; Design of power plants or energy storage plants comprising two or more electric energy storing means of at least one sort selected from lithium ion batteries, lead-acid batteries and lithium ion capacitors, including their parts and accessories, and advisory and consultancy therefor; Design of facilities or systems for storing electric energy and their parts and accessories using lithium ion batteries, lead-acid batteries or lithium ion capacitors, and advisory and consultancy therefor ; Design of power plants or energy storage plants and their parts and accessories using lithium ion batteries, lead-acid batteries or lithium ion capacitors, and advisory and consultancy therefor; Design of other facilities or systems for storing electric energy and their parts and accessories, and advisory and consultancy therefor; Design of other power plants or energy storage plants and their parts and accessories, and advisory and consultancy therefor; Architectural design, and advisory and consultancy therefor; Surveying, and advisory and consultancy therefor; Testing inspection or research of pharmaceuticals cosmetics or foodstuff, and advisory and consultancy therefor; Research on building construction or city planning, and advisory and consultancy therefor; Testing or research on prevention of pollution, and advisory and consultancy therefor; Testing or research on electricity, and advisory and consultancy therefor; Testing or research on civil engineering, and advisory and consultancy therefor; Testing, inspection or research on agriculture livestock breeding or fisheries, and advisory and consultancy therefor; Testing or research on machines apparatus and instruments, and advisory and consultancy therefor; Rental of computers, and advisory and consultancy therefor; Technical research in the field of batteries and capacitors, and advisory and consultancy therefor; Engineering, and advisory and consultancy therefor