9
Optical components in the nature of modules, and sub-systems, namely, transmitters, receivers, lasers, low-speed discretes and modules, high-speed modules, modulators, EDFAs (Erbium-doped Fibre Amplifier); pumps, namely pump lasers and pump laser chips; passives, sources, detectors, optoelectronic packaging, amplifiers, semiconductors, multiplexors, demultiplexors, attenuators, optical filters, circulators, dispersion compensators, line interface modules, microwave modules, optical networking integrated circuits, framers and mappers, ASICs (application specific integrated circuits), computer software to control the aforementioned goods, and handbooks, brochures, and data sheets sold together with the aforementioned goods
35
Retail and wholesale distributorship services for telecommunications and data networking equipment
37
Installation, repair, maintenance and system modification services in the field of telecommunication equipment and systems
38
Communication services, namely, rental, hire, or leasing of communications systems, apparatus, and instruments to others
41
Training services, namely, offering seminars and workshops in the fields of communications systems, apparatus, and instruments
42
Design and development of communications systems for others; consulting services in the field of telecommunications; information services; telecommunications engineering services