What stalls are there in the European multi-day traffic package? Where can I apply?

European multi-day traffic packet is divided into 10 files:

99 yuan Central Europe 4-day traffic package, 169 yuan Central Europe 7-day traffic package, 99 yuan Western Europe 4-day traffic package, 169 yuan Western Europe 7-day traffic package, 99 yuan Northern Europe 4-day traffic package, 169 yuan Northern Europe 7-day traffic package, 99 yuan Eastern Europe 4-day traffic package, 169 yuan Eastern Europe 7-day traffic package, 99 yuan Southern Europe 4-day traffic package can be used for roaming Central Europe/Western Europe/Northern Europe/Eastern Europe/Southern Europe 4G, 3G, 2G Internet access, excluding WLAN(Wi-Fi) Internet access, and cannot be used in Chinese mainland. It can be opened through telecom business hall, Huan go network, Huan go client, wap hall and SMS.

The SMS mode is as follows:

Edit short message KTZOGMB99 and send it to 1000 1 to open the 4-day 99 yuan-China-Europe traffic package.

Edit short message KTZOGMB 169 and send it to 1000 1 to open the 7-day traffic package between China and Europe with 169 yuan.

Edit the short message KTXOGMB99 and send it to 1000 1 to open the 4-day traffic package in 99 yuan and Western Europe.

Edit the short message KTXOGMB 169 and send it to 1000 1 to open the 7-day traffic package for Western Europe 169 yuan.

Edit the short message KTBOGMB99 and send it to 1000 1 to open the 99 yuan Nordic 4-day traffic package.

Edit the short message KTBOGMB 169 and send it to 1000 1 to open the 169 yuan Nordic 7-day traffic package.

Edit the short message KTDOGMB99 and send it to 1000 1 to open the 4-day traffic package for 99 yuan and Eastern Europe.

Edit the short message KTDOGMB 169 and send it to 1000 1 to open the 7-day traffic package for Eastern Europe 169 yuan.

Edit the short message KTNOGMB99 and send it to 1000 1 to open the 99 yuan Southern Europe 4-day traffic package.

Edit the short message KTNOGMB 169 and send it to 1000 1 to open the 169 yuan Southern Europe 7-day traffic package.