About SMS monthly subscription, experienced progress. ...

1. At present, the unit price of sending SMS with sim card in Jiaxing card is the lowest, 30 cents each. There is no shielding, but it is not easy to buy.

2. On March 24th, 2008, the Ministry of Information Industry required operators (China Mobile, China Unicom and Telecom) to re-sign, explicitly requiring operators not to develop and promote ultra-low monthly rental cards, tariff packages and group industry application tariffs, with the standard that SMS messages should not be less than 0.05 yuan/piece and MMS messages should not be less than 0.2 yuan/piece. At the same time, operators are required to strengthen the management of SMS tariffs and promotional activities to avoid lowering the tariff standards due to SMS preferential activities. For packages, such as the M-Zone, the current SMS package is not very valuable. It is not recommended to handle it.

3. 1 package and calculation of GPRS traffic. Mobile QQ 5 yuan per month (usage fee). There is no SMS fee, and its charge is based on SMS traffic. It is not based on the number of clockwork.

3.2 If you send less than 40 short messages every day, use 5 yuan's GPGS 30 megabyte traffic for a monthly subscription.

3.3 When sending short messages above 120 every day, the monthly utilization rate of GPRS in 20 yuan with 150 megabytes is the highest. Recommended use. QQ score failure can also reply to the message in time.

3.4 The calculation of GPRS traffic is determined by characters. Every time 1024 characters (Chinese characters, punctuation, English letters and special symbols) are sent or received, it is counted as1kb1bmmega = 8192kb.

3.5 In other words, 5 yuan can send and receive (8 192kb× 1024 characters× 30mm =) 251658240 characters per month.

3.6 Therefore, 20 yuan has monthly 150 megabyte GPRS traffic, and can send and receive 125829 1200 characters.

Fetion also charges according to GPGS traffic (it is also a good choice to spend traffic money without charging 5 yuan usage fee).

4. It's hard. Both China Mobile and China Unicom have SMS backstage. If you can crack it, you can send it for free.

Your score of 100 is more thorough than the customer service analysis, so you should save more money.