wall supports sold in units comprising brackets, platforms, and wall mountable cantilevered supports for use in supporting, mounting, carrying, or holding electrical apparatus or instruments or electronic equipment such as loudspeakers, televisions, video recorders, video players, microwave ovens, and audio equipment

Business training; organization of exhibitions for cultural or educational purposes, in connection with port operations; technical training services in the field of safety; publishing and editing printed journals, books, newspapers and periodicals, other than for advertising purposes, in the naval, port and energy production fields; editing radio and television news broadcasts especially via a web TV; organizing, arranging and conducting boat races