How to send text messages to China in Japan?

It is very expensive to use iphone and domestic room text messages. In China, it is 1 yuan. It's more expensive here, and there is a two-way charge. However, there is a Chinese short message service for China people. Sending 1-4 messages every day is free, and receiving them at home is also free. It only costs 1.5 cents to reply to a message, but if you want to send more messages, you need to pay a monthly fee. It seems that 2000 messages are 1500 yen. I can't remember clearly. You can visit them in official website. /I/you will know when you stay in Japan for a long time. In fact, if you stay in this dump for a long time, you will find this place is actually very convenient. . Hmm. How interesting