Okjangbap refers to a craftsman who processes various kinds of jade and shellfish and works on royal logistics and men's and women's ornaments. As for jade stones and shellfish, Gyeongok, Yeonok, Sanho, Pumpkin, Mano, Sujeong, Gongjakseok, Yuri Jeok,
There are ivory, godmother, calligraphy, black-angle, pearl, and stonghwang.
These jade pagodas have been widely used from the royal court to the general public, including Norigae, tangerine, backrest, hairpin, earring, ring, intestine, dongje, gwanja, seonchu, needle, pungjam, danchu, and string. Royal ornaments were used for royal ornaments such as jade pedestal, jade seal, cotton crown, and pagodaejang. Traditional manufacturing processes go through quarrying → design → cutting → molding → drilling → digging → digging → carving → cutting 질 polishing 질 polishing 광 polishing → polishing → polishing.
In 1970, Kim Yeong-hui, the owner of the school, entered the school as a student of Kim Jae-hwan and practiced techniques. In 1988, he was recognized for his skills through numerous awards including the Grand Prize in the Korean Traditional Crafts Competition, the Special Prize in the Korean Traditional Crafts Competition, and the Minister of Commerce, Industry and Energy of the National Crafts Competition. He was selected as the winner of the state-designated Oksuk Pagakgapgi Crafts.
A total of more than 100 artifacts and reproduction projects have been actively carried out so far, including various exhibitions and activities at home and abroad, including the Baekok Moranmun Memorial Hall (the head of the U.N. headquarters in Korea), the Royal Palace Museum's 60th anniversary of Korea's liberation from Japan's colonial rule (the head of the National Palace Museum).
In addition, the museum opened in 2014 as a first-class museum in Heyri Art Village, Paju, to inform the public of the beauty and excellence of traditional jewelry. In addition, the government is trying to inherit and pass on the skills of the royal jade crafts of the Joseon Dynasty through the Soye region for the study of the Byeokbong Royal Cultural Heritage, and to continue the tradition of Korean royal jade crafts.