Tam sim no, PCB luam tawm kuj feem ntau hu ua PCB cloning, PCB thim rov qab tsim, lossis PCB thim rov qab R&D hauv kev lag luam.Muaj ntau qhov kev xav txog lub ntsiab lus ntawm PCB luam tawm hauv kev lag luam thiab kev kawm, tab sis lawv tsis tiav.Yog tias peb xav muab qhov tseeb txhais ntawm PCB ...
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