ChangZhou TengChao Machinery Co.,Ltd.(hereinafter referred to as Tengchao),Website:http://www.tengchaomachinery.com, located in Yaoguan Town, Wujin District, Changzhou, China, is a manufacturer integrating the scientific research, manufacturing, sales and service of ultrasonic equipment. Tengchao has powerful technical force, advanced production equipment, a high-quality staff team and a sound service system, uses a scientific management system, follows the production and inspection standards strictly and makes its product quality and service quality widely recognized by the industry and consumers.