Mid-range grade. Sta is a local niche brand in Xi 'an, which is mainly street style and belongs to the West Coast style of the United States. The product price is between 200-3000 yuan, which belongs to the mid-range grade. Sta was founded by BK, Nasa and Naga in the summer of 2007. The full name of STA is SailTrainingAssociation, which means "Because there is no sea in the inland, there is also the spirit of sailing like a sailor".