Apart from antiquities, ancient books and documents under the Nguyen Dynasty are invaluable and need to be collected, researched and introduced to the public.

Although Hue is a land known for its numerous national-scale libraries and archives, the work of Tang Tho Lau (or Tang Thu Lau - Archive Pavilion) - also known as Lau Tang Tho (or Tang Thu), is still considered a rare “Treasure of the Ancients” of the monarchy period that has been remarkably preserved.

The purpose of raising Asian Palm civets of Mr. Vo Quang, a citizen of Group 10 - Thuy Phuong ward - Huong Thuy town, is not for business or profit, yet for raising people’s awareness on protecting endangered wildlife animals; in which, there are many rare species that are on the verge of extinction.