The seventh page of "The Incredible Labyrinth" mentioned the technology of Mas site. In 2005, players need to hit a third-level monster with 06 interstellar coordinates, then activate M06 with the coordinates in the Eden warehouse, and use the "space jumper" in foreign maps to go to M06 interstellar. Then study the No.3 slate in the maze and underground ruins in B 12 area (you need to open the ruins door of Mas City), and then you can unlock the new technology page (page 7 of Science and Technology 3733 game) Mas Relics Technology.