Room1202 ,12/F,towerA,Hualin Plaza,117Zijinshan Road,Huangdao District, Qingdao, Shandong, China,
B-612 Xincheng Building,Jiefangnan Road,Hexi District, Tianjin, Tianjin, China,300320
liuquan, zibo, shandong, China,255000
Economic development zone, 329 provincial highway no. 169, Xingtai, Hebei, China,054100