1, PayPal pos machine is safe. Tenpay's company name is Haike Rongtong. This company is registered with China UnionPay and can be found in People's official website. It has a payment license and a deposit in the central bank, so it is very safe.

2. Interest rate: 0.49% the next day to +0.2% the next day. This pay-as-you-go POS machine is divided into T+ 1 (arrive the next day) and T+0 (arrive the next day), and different handling fees are extracted according to the time of swiping the card to the account. Among them, T+ 1 (next day arrival) supports credit cards and debit cards, and T+0 (next day arrival) only supports credit cards.