42 Research in the area of semiconductor processing technology; Testing of semiconductors; Consulting services for others in the field of design, planning, and production implementation management of research in the applications of pneumatic and thermal areas of semiconductor packaging process technology; Consulting services for others in the field of design, planning, and production implementation management of testing of semiconductors; Consulting services for others in the field of design, planning, and production implementation management of cleaning applications with pneumatic and thermal tools; Consulting services for others in the field of design, planning, and production implementation management of membrane suppression applications with pneumatic and thermal tools