Ⅰ.Favorable factors(Ⅰ)Unveiling of industry norms and standards In the recent several years,portable power charger and portable power bank experienced rapid development,the market is brisk,it is supported by extreme...Ⅰ.Favorable factors(Ⅰ)Unveiling of industry norms and standards In the recent several years,portable power charger and portable power bank experienced rapid development,the market is brisk,it is supported by extremely wide population groups for application.Since portable power bank has low access requirements,the industry also展开更多
文摘Ⅰ.Favorable factors(Ⅰ)Unveiling of industry norms and standards In the recent several years,portable power charger and portable power bank experienced rapid development,the market is brisk,it is supported by extremely wide population groups for application.Since portable power bank has low access requirements,the industry also