Guangzhou Tieying Spring Technology Co., Ltd. Telefono:008613929542670 https://www.youtube.com/@gasspringty8762 E-mail:tyi@tygasspring.com www.facebook.com/gasspring.ty/ Indirizzo: Qiaoxing Guangzhu Road, città di Dongchong, distretto di Nansha, Guangzhou, Guangdong, Cina
