Ключевые слова: arm, bar, barcode, body, china, chinese, code, computer, concept, confidential, control, crime, data, detection, digital, flag, free, freedom, hand, human, id, identification, identify, identity, information, machine, man, mark, national, no, personal, privacy, protection, registration, risk, safety, secure, security, sign, slave, slavery, system, taiwan, taiwanese, technology, tracking, work, world, wrist,