Thesis section: The Design of Public Relations Materials and Environmental Identity to Promote the Use of Kaeng Don Klang Park Area, Mueang District, Kalasin Province Kaeng Don Klang Community Park is a place for important activities on different days and is a place for people to exercise in the community. The main features feature large parks, observation decks and relaxation spots, large herd dinosaur statues. Currently, all ages use the Kaeng Don Klang Park area for activities. Therefore, individuals who use space at different times vary from day today. The area has many parts, the total area is 690 rai, so the care is not very thorough. By exploring the area and collecting data of Kaeng Don Klang Park The researchers foreseen the problem, according to interviews with area users and those in charge of Kaeng Don Klang Park, and found that in Kaeng don Klang area lacked the right way to promote the use of the area. Media & Signs. Given the above-mentioned conditions, Therefore, the researchers came up with the idea of producing a publicity press release, a 3-minute clip, CL 1.30 minutes long, and designed a sign to promote the exercise of those who use Kaeng Don Klang Park area by providing the area users with more comfortable exercise activities and attracting those who want to do activities to use the central Kaeng Don Park area.