J&J is a professional manufacturer mainly producing Swim spa, swimming pool, hot tub, outdoor spa, massage bathtub, gazebo, established in 2000. All our spas are cerified with CE, ETL, KC,TUV, and we also strictly carry out ISO9001:2008 system to control quality, all materials and parts are RoSH approvals, and be tested in our labs before putting into production, during the production, our quality control team inspect spas at every production process to make sure our customers can get a quality spa.