These files relate to Zhang Guilin’s [張貴林 Queen John] Unification Theory 聯合論 lianhe lun.

File 1 contains:
- the Honorary Consultant certificate dated 18 Jan. 1989. It is held in a red fabric folder protected by a plastic cover with Chinese characters in gold. The file includes an envelope addressed to Joseph Needham from Zhang Guilin
- the Honorary President certificate dated 9 Dec. 1994. It is held in a red fabric folder with Chinese characters in gold. The file includes a letter from Zhang Guilin to Joseph Needham postmarked 27 Apr. 1995 (stamped on the envelope 3 May 1995), and a sheet of calligraphy.

File 2 contains:
- a list of correspondence with Zhang Guilin, Joseph Needham and others up to Oct. 2013
- 2 editions of The Unification Theory book (2002 and 2009)
- 2 brochures
- details of newspaper reports of 2013 红楼梦.