Research and development, production, wholesale and retail of optical modules, optoelectronic devices, instruments and meters; technical development, wholesale and retail of communication equipment (excluding exclusive sales) and communication devices (excluding radio transmission equipment) and computer software; technical development, wholesale and retail of electronic products (excluding electronic publications); import and export of goods, import and export of technology, and import and export agency services (excluding goods and technologies prohibited from import and export by the state). (Projects subject to approval according to law may only be carried out after approval by relevant departments.)
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