SHANDONG HYDROID CHEMICAL CO. LTD. Alamat No.12,di luar Jalan Komérsial, No.777, Jalan Jinshatan, Jalan Xuejiadao, Kacamatan Huangdao, Qingdao, Propinsi Shandong Telepon/WhatsApp Telepon: 0086-18032122069Whatsapp:0086-18032122069 Surélék tom.zhao@hydrchem.com