Both of these are good.

Beijing Red Mansion Guest House is located in the Shougang Courtyard of Bixia Yuanjun Temple in Shijingshan District, Beijing. It is a hotel with a long history and classical architectural style. It is located near Wukesong, Haidian District, Beijing. It has an excellent location and facilities. Complete and suitable for all types of travelers.

The Deep Space Exploration Laboratory is a scientific research institution with its headquarters in Hefei and its branch in Beijing. Its research field is aerospace science and technology. It is mainly responsible for carrying out aerospace exploration tasks, such as detector development, Space experiments, data processing, etc.