sales service hotline：0532-58517159
sales service hotline：0532-58517159
tel：0532-58758299
contact：mr. liu and mr. mao
e-mail：
group corporation: 16/f, no. 7, lushan road, huangdao district (changjiang road subdistrict)
complete electrical equipment division: no. 717, huaihe west road, huangdao district (xin'an subdistrict)
operation and maintenance division: no. 38, qinhuangdao road, huangdao district (huangdao subdistrict)