If you want to buy a smartphone at the cheapest price, please recommend

pu1. The cheapest tech tree to use is to buy 1 air meter used and open it at a thrifty phone carrier to insert a USIM chip. This is the cheapest

2017-12-16

OK

pu2. Buy a phone sold overseas through a direct purchase. If you don't know well, they sell Hong Kong phones and Unlock phones (free of carrier) that can be used freely in Korea if you enter Expense. Of course, it is a Korean site. Then go into Evergreen Mobile and choose a plan. The cheapest plan is the one that doesn't use data, and there's a basic fee of 0 won. If you use it for a few months like this, you'll get paid for your phone. The downside is that data is not available, but now, wherever you go, you can use Wi-Fi, and even if you subscribe to a plan that allows you to use data for areas where Wi-Fi is not available, you can use the same data capacity as existing carriers much cheaper

2017-12-16

OK