Is a three-day ticket for Beijing subway cost-effective?

A three-day ticket for Beijing subway is cost-effective. According to relevant public information, the three-day ticket of Beijing subway is cost-effective and can enjoy a certain preferential price. Wide application range, convenience and quickness, and can meet the needs of different people. For people who need to take the subway many times, it is an economical, convenient and fast way to buy tickets. You can take the Beijing subway unlimited times within three days after purchasing the three-day ticket, which has a wide range of applications and can meet various needs such as travel and business trip. If you need to take the subway many times, buying a three-day ticket can save time and ticket cost.