Address: Changxing Road, Longgang Central City, Longgang District, Shenzhen
B: dongcheng decoration & design co., ltd
Address: near Jiafu Road
C: Hong Kong Baodi Decoration Design Company
Address: Near No.4-2 Nanyi Lane, Dongfang City.
D: design center of decoration company
Address: Longxiang Avenue Building, Longgang Central City, Longgang District, Shenzhen
The above design companies are all very professional and worthy of reference! I hope my answer is helpful to you!