Inexplicably, there are card packages in the membership card and silver card of Dongcheng Hotel.

If you suddenly find a silver card of Dongcheng Hotel membership card in your card bag, it may be one of the following reasons:

1. Gifts from others: You may receive membership cards from friends or family members. In this case, you can contact the donor for more information.

2. Company benefits: Your employer can take this membership card as one of the employee benefits. In this case, you can ask the human resources department for more details.

3. Event prizes: You may have won this membership card in some promotional activities or competitions. You can check the related activity page or the prize description for more information.

4. Missending: It is possible that the membership card was sent to you due to the misoperation of Dongcheng Hotel. In this case, you can contact the customer service of Dongcheng Hotel or relevant departments for more help.

In either case, you can learn more about this membership card from Oriental Hotel or related channels, and use and manage it according to relevant requirements.