50704555550<=3 Cadeau d'affaires Batterie externe 20 000 mAh Grande capacité Conforme aux spécifications Logo personnalisé National Trend

dongguan xinwan technology co., ltd (1) We are a legitimate manufacturer of portable power banks, not a proxy sales companyƏlaqə üçün bizə məktub göndərin (2) Many years of professional production and processing experience, quality first, factory mass production, welcome domestic and international customers and merchants to inquire and discuss distribution and agency cooperation!Quality guaranteed (3) The product does not have a default setting (neutral), and the packaging is in neutral EnglishыThe actual capacity can be customized according to customer requirements, with different capacities and different prices (4) Free design and proofing, sample drawings will be provided within 10 minutes, payment will be made upon satisfaction Can issue general invoices/special invoices, custom: laser, color printing, silk screen