The band play rock with ethnic and classical music instruments , which is reflected perfectly in the songs : `` Cướp vợ ( tục lệ người H'mông ) - Wife kidnapping ( traditional custom of Mong people ) , Nỗi đau - Pain , Nụ hôn trên đỉnh Phanxipăng - Kiss on Fansipan Mountain Fansipan Mountain , Giã cốm đêm trăng - Pounding green rice flakes in the moonnight . ''