Haikou Longhua Haoyu Experimental Supplies Sales Center is located in. Block C, Floor 8, Block A, International Trade Classic, No.20 Yusha Road, Longhua District, Haikou City. Mainly engaged in the sales of experimental supplies, experimental equipment and experimental consumables.

Haikou Qiongshan Saite Experimental Equipment Sales Center is located in Room 3A 1- 180 1 on the third floor of the first phase of Emerald Watertown, No.388, binjiang road, qiongshan district, Haikou, Hainan Province, mainly engaged in the retail of experimental reagents, consumables, chemical reagents, experimental instruments, electronic products and office supplies. Both companies sell students' physics experimental equipment.