ByteSIM

UnionPay International (UPI) is a subsidiary of China UnionPay focused on the growth and support of UnionPay’s global business. In partnership with more than 2400 institutions worldwide, UnionPay International has enabled card acceptance in 180 countries and regions with issuance in 70 countries and regions. UnionPay International provides high quality, cost effective and secure cross-border payment services to the world’s largest cardholder base and ensures convenient local services to a growing number of global UnionPay cardholders and merchants. At present, more than 10 million overseas online merchants accept UnionPay Online Payment. These merchants are based in 200 countries and regions, including Hong Kong, Macau, Europe, the US, Japan, South Korea, covering fields of retail, online travel booking, tuition payment, airline reservation etc. UnionPay online payment is designed to ensure the safety of cross-border online payment.

ESIMZON is an international eSIM provider offering prepaid mobile data plans for travelers across over 190 countries and regions. It delivers instant eSIM activation via QR code, eliminating the need for physical SIM cards and enabling users to stay connected seamlessly during their travels. ESIMZON's offerings include local, regional, and global data plans tailored for short-term trips, extended stays, and business purposes. Plans provide various options available for popular destinations such as the USA, Japan, Thailand, and the United Kingdom. The activation process is straightforward: users select their destination, choose a plan, receive a QR code, and activate the eSIM directly on their device. Additionally, ESIMZON provides 24/7 customer support, secure payment options, and the flexibility to use eSIM alongside a physical SIM card on compatible devices.